Wednesday, December 12, 2012

395

395 = 5 x 79.

395 is the sum of three consecutive primes (A034961): 395 = 127 + 131 + 137. It is also the sum of five consecutive primes (A034964): 395 = 71 + 73 + 79 + 83 + 89.

395 is the smallest multiple of 5 with a digit sum of 17 (A069534).

395 is the smallest sum of 5 consecutive odd primes that is a multiple of 5 (A132810).

395 is the sum of 15 but no fewer nonzero fourth powers (A046046).


Source: On-Line Encyclopedia of Integer Sequences

No comments: