Wednesday, March 13, 2013

350

350 = 2 x 5 x 5 x 7.

350 is a divisor of 992 - 1.

350 is 1010 in base 7. It is 252 in base 12.

350 is a Stirling number of the second kind S(7,4) (A008277).

1 + 3501 + 3502 + 3503 + 3504 + 3505 + 3506 is a prime (A100330).

The sum of the first 350 primes (379667) is a prime (A013916).


Source: On-Line Encyclopedia of Integer Sequences

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