Properties of the Number 86257

Eighty-Six Thousand Two Hundred Fifty-Seven

Basics

Value: 86256 → 86257 → 86258

Parity: odd

Prime: Yes

Previous Prime: 86249

Next Prime: 86263

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 86257

Divisors: 1, 86257

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000011110001

Octal: 250361

Duodecimal: 41B01

Hexadecimal: 150f1

Square: 7440270049

Square Root: 293.6954204614025

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

Primes of the form 7n² + 10. A201610

Number of primitive prime factors of 2ⁿ+1. A86257

G.f.: A(x) = ∏_n>=1 1/(1 - G_n(x)ⁿ) where G(x) = x+x² and G_n(x) denotes the n-th iteration of G(x): G_n(x) = G_n-1(G(x)) with G₀(x)=x. A182968