Properties of the Number 51658

Fifty-One Thousand Six Hundred Fifty-Eight

Basics

Value: 51657 → 51658 → 51659

Parity: even

Prime: No

Previous Prime: 51647

Next Prime: 51659

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 23 × 1123

Divisors: 1, 2, 23, 46, 1123, 2246, 25829, 51658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100111001010

Octal: 144712

Duodecimal: 25A8A

Hexadecimal: c9ca

Square: 2668548964

Square Root: 227.28396335861447

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

Shifts left under Weigh transform. A38073

a(n) = a(n-1) + 3·a(n-2) -2·a(n-3) - 2·a(n-4), where a(0) = -1, a(1) = 2, a(2) = 3, a(3) = 4. A295721

Numbers having four 7's in base 9. A43484

a(n) is the n-th tribonacci number modulo the n-th prime. A382185

Experimental values for maximal number of contacts between equal circles and the box that are packed into a square. A51658