Properties of the Number 65855

Sixty-Five Thousand Eight Hundred Fifty-Five

Basics

Value: 65854 → 65855 → 65856

Parity: odd

Prime: No

Previous Prime: 65851

Next Prime: 65867

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 13171

Divisors: 1, 5, 13171, 65855

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000100111111

Octal: 200477

Duodecimal: 3213B

Hexadecimal: 1013f

Square: 4336881025

Square Root: 256.62229053611065

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

Number of 3-almost primes t such that 2ⁿ < t <= 2ⁿ⁺¹. A120034

Expansion of x*(1+2·x²-2·x³+x⁴) / ((x-1)*(x²-2·x-1)*(x²-x+1)*(x+1)²). A109782

a(n) = a(n-1) + ∑_{k=0..floor(log₂(n-1))} a(2^k), a(1) = 1. A133147

a(n) = 3·n³ - 1. A345701

Smallest Boolean functions from big equivalence classes representing monotone functions (subsequence of A227723). A349743

Number of composites <= n. A65855