Properties of the Number 56072

Fifty-Six Thousand Seventy-Two

Basics

Value: 56071 → 56072 → 56073

Parity: even

Prime: No

Previous Prime: 56053

Next Prime: 56081

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 43 × 163

Divisors: 1, 2, 4, 8, 43, 86, 163, 172, 326, 344

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101101100001000

Octal: 155410

Duodecimal: 28548

Hexadecimal: db08

Square: 3144069184

Square Root: 236.79527022303466

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 n such that the average of the positive divisors of n is a Fibonacci number. A272440

Number of ordered 5-tuples of integers from [ 2,n ] with no common factors among quadruples. A15655

Triangular array read by rows: row n gives coefficients of p(n)(x), where p(0)=1, p(1)=x-1, p(n) = (x-fibonacci(n))*p(n-1)-(n-1)*p(n-2). A122838

a(n) = floor(e^e^ ... ^e), with n e's. A56072