Properties of the Number 70645

Seventy Thousand Six Hundred Forty-Five

Basics

Value: 70644 → 70645 → 70646

Parity: odd

Prime: No

Previous Prime: 70639

Next Prime: 70657

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 71 × 199

Divisors: 1, 5, 71, 199, 355, 995, 14129, 70645

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001001111110101

Octal: 211765

Duodecimal: 34A71

Hexadecimal: 113f5

Square: 4990716025

Square Root: 265.79127148949044

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 cyclic subgroups of the group C_n x C_n x C_n x C_n, where C_n is the cyclic group of order n. A280184

a(n) = n³ - 2·n² + 2·n + 1. A188947

Numbers k such that (k, σ(k)) lies on a circle with integral radius centered at the origin, i.e., k² + σ(k)² is a square. A66764

Number of maximal irredundant sets in the n-wheel graph. A291063

Replace 3ⁱ with nⁱ in ternary representation of n. A193760

Number of different ways to select disjoint nonempty subsets from {1..n} with equal element sum. A196534

a(n) = floor(e*(n+3)!) - (n+3)*(n+2)*(n+1)*n·floor(e*(n-1)!). A80770

A137576((k-1)/2) for composite numbers k from A141229. A140197

a(n) = n⁶ mod 22. A70645