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- 14:04, 7 July 2020 diff hist +180 m Numbers n whose Euler Phi value Divides n + 1/Historical Note
- 14:02, 7 July 2020 diff hist +26 N Category:Sum of Unitary Divisors Created page with "Category:Number Theory" current
- 14:02, 7 July 2020
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**+1,183** There are no Odd Unitary Perfect Numbers current - 14:02, 7 July 2020
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**+983** N Sum of Unitary Divisors of Integer Created page with "== Theorem == Let $n$ be an integer such that $n \ge 2$. Let $\map {\sigma^*} n$ be the sum of all positive Definition:Unitary Divisor|unitary divis..." current - 14:02, 7 July 2020
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**+2,829** N Sum of Unitary Divisors is Multiplicative Created page with "== Theorem == Let $\map {\sigma^*} n$ denote the sum of unitary divisors of $n$. Then the function: :$\displaystyle \sigma^*: \Z_{>0} \to \Z_{..." current - 14:02, 7 July 2020
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**+978** N Sum of Unitary Divisors of Power of Prime Created page with "== Theorem == Let $n = p^k$ be the power of a prime number $p$. Then the sum of all Definition:Positive Integer|..." - 13:35, 7 July 2020 diff hist +65 m Sigma Function is Multiplicative/Proof 2 current
- 03:12, 7 July 2020 diff hist -4 m Numbers Reversed when Multiplying by 4 current
- 03:12, 7 July 2020 diff hist -3 m Numbers Reversed when Multiplying by 9 current
- 01:50, 7 July 2020
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**+570** Smallest Number which is Sum of 4 Triples with Equal Products Guy's D16 - 01:50, 7 July 2020 diff hist +84 Smallest Integer which is Product of 4 Triples all with Same Sum
- 13:42, 3 July 2020 diff hist 0 m Kaprekar's Process for 2-Digit Numbers current
- 13:40, 3 July 2020
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**+1,065** Kaprekar's Symmetry current - 13:35, 3 July 2020 diff hist +149 Talk:Ratio of Number to Reversal which is Multiple current
- 13:26, 3 July 2020 diff hist +385 Difference between Kaprekar Number and Square is Multiple of Repunit current
- 09:56, 3 July 2020 diff hist +345 Ratio of Number to Reversal which is Multiple current
- 09:36, 3 July 2020
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**+1,708** Order of Automorphism Group current - 05:42, 30 June 2020 diff hist +385 Minkowski's Inequality for Sums/Corollary current
- 13:17, 29 June 2020 diff hist -5 Relation between Square of Fibonacci Number and Square of Lucas Number current
- 07:14, 29 June 2020
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**+688** Product of Two Triangular Numbers to make Square current - 16:17, 28 June 2020 diff hist +15 m Odd Numbers not Sum of Prime and Power
- 16:16, 28 June 2020
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**+2,582** Odd Numbers not Sum of Prime and Power - 15:53, 28 June 2020 diff hist 0 Square Modulo 3/Corollary 3 current
- 13:21, 24 June 2020 diff hist +309 m Pandigital Integers remaining Pandigital on Multiplication Only related sequence on OEIS current
- 11:08, 24 June 2020 diff hist 0 m Ratio of Number to Reversal which is Multiple
- 11:07, 24 June 2020
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**+679** Ratio of Number to Reversal which is Multiple - 06:25, 24 June 2020 diff hist +139 m Dudeney's Property of 2592
- 06:05, 24 June 2020 diff hist -6 Dudeney's Property of 2592/Historical Note
- 02:46, 24 June 2020 diff hist 0 m Mathematician:Charles Ashbacher current
- 01:33, 24 June 2020 diff hist -86 m Condition for Independence from Product of Expectations/Corollary
- 01:33, 24 June 2020 diff hist -117 m Condition for Independence from Product of Expectations/Corollary/Converse
- 01:32, 24 June 2020
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**-632** m Condition for Independence from Product of Expectations - 06:25, 23 June 2020 diff hist +2 m Only Number which is Sum of 3 Factors is 6/Mistake current
- 06:21, 23 June 2020
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**+995** Only Number which is Sum of 3 Factors is 6/Corollary current - 02:55, 23 June 2020
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**+2,059** Only Number which is Sum of 3 Factors is 6 - 15:08, 22 June 2020
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**+590** Difference of Two Powers/Proof 4 current - 14:55, 22 June 2020
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**+3,062** Smallest Triplet of Consecutive Integers Divisible by Cube - 12:47, 22 June 2020
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**+857** Numbers for which Sixth Power plus 1091 is Composite current - 08:53, 22 June 2020
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**+1,893** Schatunowsky's Theorem current - 16:23, 21 June 2020
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**+3,440** Numbers for which Sixth Power plus 1091 is Composite - 08:30, 21 June 2020
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**+558** Product of Factors of Perfect Number current - 08:13, 21 June 2020 diff hist +34 m Perfect Number ends in 6 or 28 preceded by Odd Digit current
- 08:00, 21 June 2020 diff hist -6 m Sum of Two Odd Powers current
- 07:59, 21 June 2020 diff hist +2 m Difference of Two Odd Powers current
- 09:36, 20 June 2020
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**+1,819** Perfect Number ends in 6 or 28 preceded by Odd Digit - 09:34, 20 June 2020
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**+1,565** N Powers of 16 Modulo 20 Created page with "== Theorem == Let $n \in \Z_{> 0}$ be a strictly positive integer. Then: :$16^n \equiv 16 \pmod {20}$ == Proof == Proof by Prin..." - 09:33, 20 June 2020 diff hist +61 m Powers of 3 Modulo 8/Proof 1 current
- 04:00, 20 June 2020 diff hist +54 m Definition:Perfect Number/Sequence current
- 03:34, 20 June 2020
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**+599** Integer Reciprocal Space with Zero is not Extremally Disconnected current - 03:29, 20 June 2020
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**+655** Integer Reciprocal Space with Zero is not Locally Connected current