Properties of the Number 51636

Fifty-One Thousand Six Hundred Thirty-Six

Basics

Value: 51635 → 51636 → 51637

Parity: even

Prime: No

Previous Prime: 51631

Next Prime: 51637

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 13 × 331

Divisors: 1, 2, 3, 4, 6, 12, 13, 26, 39, 52

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100100110110100

Octal: 144664

Duodecimal: 25A70

Hexadecimal: c9b4

Square: 2666276496

Square Root: 227.23556059736777

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of multisets summing to n not equal to the first sums of any nonempty multiset. A390447

Number of permutations p of 1,2,...,n satisfying |p(i+2)-p(i)|<>4 and |p(j+4)-p(j)|<>2 for all i=1..n-2, j=1..n-4. A189566

G.f. satisfies: A(x) = (A(x²) + x)². A224272

Quadruples of different integers from [ 1,n ] with no common factors between triples. A15625

Number of "labeled" cyclic subgroups of alternating group A_n. A51636