Properties of the Number 72110

Seventy-Two Thousand One Hundred Ten

Basics

Value: 72109 → 72110 → 72111

Parity: even

Prime: No

Previous Prime: 72109

Next Prime: 72139

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 7211

Divisors: 1, 2, 5, 10, 7211, 14422, 36055, 72110

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001100110101110

Octal: 214656

Duodecimal: 35892

Hexadecimal: 119ae

Square: 5199852100

Square Root: 268.5330519693991

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 representations of n as a sum of products of positive integers. 1 is not allowed as a factor, unless it is the only factor. Representations which differ only in the order of terms or factors are considered equivalent. A66739

T(n,k)=Number of nXk arrays containing k copies of 0..n-1 avoiding the pattern down-up in every row and equal-up in every column. A269479

Number of 3Xn arrays containing n copies of 0..3-1 avoiding the pattern down-up in every row and equal-up in every column. A269480

a(n) = 4·a(n-1) - a(n-2) - 2, with a(0)=1, a(1)=2. A72110