Properties of the Number 87130

Eighty-Seven Thousand One Hundred Thirty

Basics

Value: 87129 → 87130 → 87131

Parity: even

Prime: No

Previous Prime: 87121

Next Prime: 87133

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 8713

Divisors: 1, 2, 5, 10, 8713, 17426, 43565, 87130

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010001011010

Octal: 252132

Duodecimal: 4250A

Hexadecimal: 1545a

Square: 7591636900

Square Root: 295.1779124528121

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

Cumulative sum of squares of primes indexed by squares. A109801

a(n) = 5·a(n-1)+a(n-2) for n>1, a(0)=2, a(1)=5. A87130