Properties of the Number 87845

Eighty-Seven Thousand Eight Hundred Forty-Five

Basics

Value: 87844 → 87845 → 87846

Parity: odd

Prime: No

Previous Prime: 87833

Next Prime: 87853

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 5 × 17569

Divisors: 1, 5, 17569, 87845

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10101011100100101

Octal: 253445

Duodecimal: 42A05

Hexadecimal: 15725

Square: 7716744025

Square Root: 296.3865718955567

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

a(n) = 6·11ⁿ - 1. A199024

a[n] =a[Min[n-1,Abs[n - a[n-1]]]] + a[a[a[Abs[n - a[n-3]]]]]. A87845