Friday, June 6, 2014

5314

5314 = 2 x 2657.

5314 is a semiprime with a prime sum of decimal digits and a prime sum of prime factors (A108610).

5314 is the sum of three consecutive hexagonal numbers (A129109).

5314 has a representation as a sum of two squares: 5314 = 332 + 652.

5314 is the number of positive integers that are not the sum of distinct 40th-order polygonal numbers (A025524).

5314 is a centered 21-gonal number (A069178).


Source: OEIS

No comments:

Post a Comment