Properties of the Number 85915

Eighty-Five Thousand Nine Hundred Fifteen

Basics

Value: 85914 → 85915 → 85916

Parity: odd

Prime: No

Previous Prime: 85909

Next Prime: 85931

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 17183

Divisors: 1, 5, 17183, 85915

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10100111110011011

Octal: 247633

Duodecimal: 41877

Hexadecimal: 14f9b

Square: 7381387225

Square Root: 293.1126063477994

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 (n+2) X (6+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3. A258964

Group the natural numbers such that the product of the terms of the n-th group is divisible by n!: (1), (2), (3, 4), (5, 6, 7, 8), (9, 10, 11, 12), (13, 14, 15, 16, 17, 18), (19, 20, 21, 22, 23, 24), ... Sequence contains the product of the terms of the n-th group divided by n!. a(n) = A085912(n)/(n!). A85915