44,491

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Number

$44 \, 491$ (forty-four thousand, four hundred and ninety-one) is:

The $4623$rd prime number

The $4$th term of the smallest sequence of $5$ consecutive integers which are all happy numbers:

\(\ds 44 \, 491\)

\(\to\)

\(\, \ds 4^2 + 4^2 + 4^2 + 9^2 + 1^2 \, \)

\(\, \ds = \, \)

\(\ds 130\)

\(\ds \)

\(\to\)

\(\, \ds 1^2 + 3^2 + 0^2 \, \)

\(\, \ds = \, \)

\(\ds 10\)

\(\ds \)

\(\to\)

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

\(\, \ds = \, \)

\(\ds 1\)

Also see

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