Properties of the Number 52518

Fifty-Two Thousand Five Hundred Eighteen

Basics

Value: 52517 → 52518 → 52519

Parity: even

Prime: No

Previous Prime: 52517

Next Prime: 52529

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 8753

Divisors: 1, 2, 3, 6, 8753, 17506, 26259, 52518

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100110100100110

Octal: 146446

Duodecimal: 26486

Hexadecimal: cd26

Square: 2758140324

Square Root: 229.16806060182122

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

Numerators of increasingly better rational approximations to π with increasing denominators (3/1, 13/4, 16/5, 19/6, 22/7, 179/57, ...) A63674

a(n) = A000031(n) - A001037(n). A66656

The next smallest pair of numbers is taken so that a(2n-1)/a(2n) converges to π. A57082

Number of nXnXn triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= 2. A166197

Numbers whose anti-divisors sum to a perfect cube. A109351

Number of 12 X 12 X 12 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n. A166220

Number of pairs of cycles of cardinality at least 2. A52518