Properties of the Number 86268

Eighty-Six Thousand Two Hundred Sixty-Eight

Basics

Value: 86267 → 86268 → 86269

Parity: even

Prime: No

Previous Prime: 86263

Next Prime: 86269

Digit Sum: 30

Digital Root: 3

Palindrome: Yes

Factorization: 2 ² × 3 × 7 × 13 × 79

Divisors: 1, 2, 3, 4, 6, 7, 12, 13, 14, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000011111100

Octal: 250374

Duodecimal: 41B10

Hexadecimal: 150fc

Square: 7442167824

Square Root: 293.71414674816054

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

Numbers k such that k² divides 5^k-1. A127105

Numbers k such that ψ(k²) = k, ψ = A002322; indices of 1 in A341857. A341858

a(0)=1; a(n) = lcm((number of earlier terms which are coprime to n), (sum of the earlier terms which are coprime to n)). A128268

Number of partitions p of n such that m(p) <= m(c(p)), where m = minimal multiplicity of parts, and c = conjugate. A240730

Palindromes with exactly 5 distinct prime divisors. A373465

Number of 6-cycles in the n X n knight graph. A289181

Wiener index of the n X n king graph. A292053

Numbers n such that if x = σ(n)-φ(n)+τ(n)-n then n = σ(x)-φ(x)+τ(x)-x. A238229

Decimal expansion of mean s-cluster density for p=1/2. A86268