Properties of the Number 71045

Seventy-One Thousand Forty-Five

Basics

Value: 71044 → 71045 → 71046

Parity: odd

Prime: No

Previous Prime: 71039

Next Prime: 71059

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 13 × 1093

Divisors: 1, 5, 13, 65, 1093, 5465, 14209, 71045

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001010110000101

Octal: 212605

Duodecimal: 35145

Hexadecimal: 11585

Square: 5047392025

Square Root: 266.54267950930483

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

Numbers m such that m² divides 2^k - 1 for some k, 0 < k <= m. A246503

Number of 0's in n-th row of triangle in A071030. A71045