Tuesday, November 6, 2012

442

442 = 2 x 13 x 17.

442 has two representations as a sum of two squares: 442 = 12 + 212 = 92 + 192.

442 is the smallest composite number n that divides F(n - 1) where F(k) are the Fibonacci numbers.

442 is the number of planar partitions of 13.

442 is the sum of eight consecutive primes: 442 = 41 + 43 + 47 + 53 + 59 + 61 + 67 + 71.

442 is 3232 in base 5 and 101 in base 21.


Source: Number Gossip

No comments: