Properties of the Number 87726

Eighty-Seven Thousand Seven Hundred Twenty-Six

Basics

Value: 87725 → 87726 → 87727

Parity: even

Prime: No

Previous Prime: 87721

Next Prime: 87739

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 14621

Divisors: 1, 2, 3, 6, 14621, 29242, 43863, 87726

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011010101110

Octal: 253256

Duodecimal: 42926

Hexadecimal: 156ae

Square: 7695851076

Square Root: 296.1857525270248

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) = 3·a(n-2) - a(n-3), with a(0)=3, a(1)=0, and a(2)=6. A215664

a(n) = 6·a(n-1) - 9·a(n-2) + a(n-3), with a(0)=3, a(1)=6 and a(2)=18. A215455

Expansion of -x*(1+x-x²+x³+4·x⁴) / ( (x³-2·x²-x+1)*(x³+2·x²-x-1) ). A120391

Numbers k such that (25·10^k + 161)/3 is prime. A281110

Number of elements X in the matrix ring M₂(Z_n) such that X² == 0 mod n. A87726