Properties of the Number 87656

Eighty-Seven Thousand Six Hundred Fifty-Six

Basics

Value: 87655 → 87656 → 87657

Parity: even

Prime: No

Previous Prime: 87649

Next Prime: 87671

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 10957

Divisors: 1, 2, 4, 8, 10957, 21914, 43828, 87656

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011001101000

Octal: 253150

Duodecimal: 42888

Hexadecimal: 15668

Square: 7683574336

Square Root: 296.0675598575433

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 binary toroidal necklaces of size n. A323859

n written in fractional base 9/8. A24656

Let f be defined on the rationals by f(p/q) =(p+1)/(q+1)=p₁/q₁ where (p₁,q₁)=1. Let f^k(p/q)=p_k/q_k where (p_k,q_k)=1. Sequence gives least k such that p_k-q_k = 1 starting at n. A87656