44,490

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Number

$44 \, 490$ (forty-four thousand, four hundred and ninety) is:

$2 \times 3 \times 5 \times 1483$

The $3$rd term of the smallest sequence of $5$ consecutive integers which are all happy numbers:

\(\ds 44 \, 490\)

\(\to\)

\(\, \ds 4^2 + 4^2 + 4^2 + 9^2 + 0^2 \, \)

\(\, \ds = \, \)

\(\ds 129\)

\(\ds \)

\(\to\)

\(\, \ds 1^2 + 2^2 + 9^2 \, \)

\(\, \ds = \, \)

\(\ds 86\)

\(\ds \)

\(\to\)

\(\, \ds 8^2 + 6^2 \, \)

\(\, \ds = \, \)

\(\ds 100\)

\(\ds \)

\(\to\)

\(\, \ds 1^2 + 0^2 + 0^2 \, \)

\(\, \ds = \, \)

\(\ds 1\)

Also see

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