Properties of the Number 73712

Seventy-Three Thousand Seven Hundred Twelve

Basics

Value: 73711 → 73712 → 73713

Parity: even

Prime: No

Previous Prime: 73709

Next Prime: 73721

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁴ × 17 × 271

Divisors: 1, 2, 4, 8, 16, 17, 34, 68, 136, 271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001111111110000

Octal: 217760

Duodecimal: 367A8

Hexadecimal: 11ff0

Square: 5433458944

Square Root: 271.4995395944531

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 ways of placing n nonattacking queens on an n X n board. A170

Erroneous duplicate of A000170, see comments. A140393

Prime power Giuga numbers: composite numbers n > 1 such that -1/n + sum 1/p^k = 1, where the sum is over the prime powers p^k dividing n. A286497

Self-convolution of A073711. A73712

G.f. satisfies: A(x) = ∑_n>=0 A_n(x) * A(x)ⁿ where A_n+1(x) = A_n(A(x)) denotes iteration with A₀(x)=x and A'(0)=1. A180256