Properties of the Number 56651

Fifty-Six Thousand Six Hundred Fifty-One

Basics

Value: 56650 → 56651 → 56652

Parity: odd

Prime: No

Previous Prime: 56633

Next Prime: 56659

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 8093

Divisors: 1, 7, 8093, 56651

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101110101001011

Octal: 156513

Duodecimal: 2894B

Hexadecimal: dd4b

Square: 3209335801

Square Root: 238.01470542804702

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 partitions of 2n into distinct parts < n. A231429

Total sum of nonprime parts in all partitions of n. A194545

Values that show the slow decrease in the Andrica function Af(k) = sqrt(p(k+1)) - sqrt(p(k)), where p(k) denotes the k-th prime. A84977

Expansion of ∏_{k > 0} (1 + f(k)*x^k), where f(n) = A147952(n). A147953

a(n) = 49·n² + 7. A158481

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 68. A31746

Number of n X n 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A207757

Number of nX6 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A207760

Number of 6 X n 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A207766

a(n) = ∑_k=0..n-1 T(n,k) * T(n,k+1), with T given by A026747. A27224