Properties of the Number 87105

Eighty-Seven Thousand One Hundred Five

Basics

Value: 87104 → 87105 → 87106

Parity: odd

Prime: No

Previous Prime: 87103

Next Prime: 87107

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 5807

Divisors: 1, 3, 5, 15, 5807, 17421, 29035, 87105

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010001000001

Octal: 252101

Duodecimal: 424A9

Hexadecimal: 15441

Square: 7587281025

Square Root: 295.13556207275326

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(0) = 2, thereafter a(n+1) is the nearest integer to 4·a(n)/3. A390254

(prime(n-1) + 1)*(prime(n+1) - 1). A87105