62,638,280,004,239,857

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Number

$62 \, 638 \, 280 \, 004 \, 239 \, 857$ is:

$127 \times 2521 \times 195 \, 642 \, 524 \, 071$

The $1$st term of a general Fibonacci sequence whose first $2$ terms are coprime such that all its terms are composite:

$62 \, 638 \, 280 \, 004 \, 239 \, 857$, $49 \, 463 \, 435 \, 743 \, 205 \, 655$, $112 \, 101 \, 715 \, 747 \, 445 \, 512$, $\ldots$

Also see

• Next: General Fibonacci Sequence whose Terms are all Composite

Sources

• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $62,638,280,004,239,857$