Properties of the Number 52145

Fifty-Two Thousand One Hundred Forty-Five

Basics

Value: 52144 → 52145 → 52146

Parity: odd

Prime: No

Previous Prime: 52127

Next Prime: 52147

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 10429

Divisors: 1, 5, 10429, 52145

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101110110001

Octal: 145661

Duodecimal: 26215

Hexadecimal: cbb1

Square: 2719101025

Square Root: 228.3527972239447

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

Shifts 2 places left when binomial transform is applied twice with a(0) = a(1) = 1. A7472

a(n) = (F(2n+1) + F(2n-1) + F(n+3) - 2)/2, where F() = Fibonacci numbers A000045. A5593

a(n) = a(n-1) + a(n-2) + 1, with a(0)=3, a(1)=9. A22408

a(n) = (2n-1)*(2n-1)!/n. A52145

Number of ways to place 8n nonattacking kings on a vertical cylinder 16 X 2n. A195657