Properties of the Number 86740

Eighty-Six Thousand Seven Hundred Forty

Basics

Value: 86739 → 86740 → 86741

Parity: even

Prime: No

Previous Prime: 86729

Next Prime: 86743

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 5 × 4337

Divisors: 1, 2, 4, 5, 10, 20, 4337, 8674, 17348, 21685

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001011010100

Octal: 251324

Duodecimal: 42244

Hexadecimal: 152d4

Square: 7523827600

Square Root: 294.5165530152762

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 6-step S, E, and NW-moving king's tours on an n X n board summed over all starting positions. A187511

Number of nonnegative integer arrays of length n+2·6-2 with new values introduced in order 0 upwards and every value appearing only in runs of at least 6. A211698

a(n) = floor(M(g(n-1)+1,..,g(n))), where M = harmonic mean and g(n) = n*(n + 1)*(n + 2)*(n + 3)/24. A227018

Floor(A000041(n)/n). A86740