Properties of the Number 86815

Eighty-Six Thousand Eight Hundred Fifteen

Basics

Value: 86814 → 86815 → 86816

Parity: odd

Prime: No

Previous Prime: 86813

Next Prime: 86837

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 97 × 179

Divisors: 1, 5, 97, 179, 485, 895, 17363, 86815

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001100011111

Octal: 251437

Duodecimal: 422A7

Hexadecimal: 1531f

Square: 7536844225

Square Root: 294.6438528121705

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

Minimum positive integer such that length of the gap described at A109322 is exactly n (in contrast to A109322 where the gap length is >= n). A110875

Number of 5-ascent sequences of length n with no consecutive repeated letters. A264910

Number A(n,k) of k-ascent sequences of length n with no consecutive repeated letters; square array A(n,k), n>=0, k>=0, read by antidiagonals. A264909

a(n)=(n-1)*n^2·n. A86815