Properties of the Number 87131

Eighty-Seven Thousand One Hundred Thirty-One

Basics

Value: 87130 → 87131 → 87132

Parity: odd

Prime: No

Previous Prime: 87121

Next Prime: 87133

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 11 × 89 ²

Divisors: 1, 11, 89, 979, 7921, 87131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010001011011

Octal: 252133

Duodecimal: 4250B

Hexadecimal: 1545b

Square: 7591811161

Square Root: 295.1796063416306

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) = n times the square of Fibonacci(n). A169630

Numbers of the form p²*q, with odd primes p > q, such that q divides p-1. A350638

Integer averages of halves of first cubes of natural numbers (n³)/2 for some n. A164579

a(n) = 2ⁿ*Lucas(n), where Lucas = A000032. A87131