Properties of the Number 86631

Eighty-Six Thousand Six Hundred Thirty-One

Basics

Value: 86630 → 86631 → 86632

Parity: odd

Prime: No

Previous Prime: 86629

Next Prime: 86677

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 67 × 431

Divisors: 1, 3, 67, 201, 431, 1293, 28877, 86631

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001001100111

Octal: 251147

Duodecimal: 42173

Hexadecimal: 15267

Square: 7504930161

Square Root: 294.33144582256244

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 k has nonincreasing digits and the k-th prime has nondecreasing digits. A116069

A symmetrical triangle sequence:q=3:t(n,m,q)=(1 - qⁿ)*Eulerian[n + 1, m] - (1 - qⁿ) + 1. A174729

Antidiagonal sums of square table A086629. A86631

Number of nX4 0..1 arrays with every element unequal to 0, 1, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317693