Properties of the Number 51089

Fifty-One Thousand Eighty-Nine

Basics

Value: 51088 → 51089 → 51090

Parity: odd

Prime: No

Previous Prime: 51071

Next Prime: 51109

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 47 × 1087

Divisors: 1, 47, 1087, 51089

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011110010001

Octal: 143621

Duodecimal: 25695

Hexadecimal: c791

Square: 2610085921

Square Root: 226.0287592320942

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

G.f.: 1/((1-x)*(1-x²)*(1-x³)*(1-x⁴)*(1-x⁵))². A117487

Number of compositions of n with circular differences all equal to 1, 0, or -1. A325591

Semiprimes of the form (2^k - m)*(m·2^k - 1). A239038

a(n) = ∑_j=1..n*(n-1) (n·j mod (n+j)). A309341

Primes p such that x⁴⁰ = -2 has a solution mod p. A51089