Properties of the Number 72630

Seventy-Two Thousand Six Hundred Thirty

Basics

Value: 72629 → 72630 → 72631

Parity: even

Prime: No

Previous Prime: 72623

Next Prime: 72643

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 5 × 269

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101110110110

Octal: 215666

Duodecimal: 36046

Hexadecimal: 11bb6

Square: 5275116900

Square Root: 269.4995361777085

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 length n inversion sequences avoiding the patterns 120, 201, and 210. A279572

a(n) = (7·n + 3)*(7·n + 4). A177071

a(n) = 81·n² - 9·n. A277991

a(n) = ∑_k=1..n φ(k)*φ(k+1)*φ(k+2), where φ(k) = A000010(k) is Euler's totient function. A335131

Values of n where A072629 switches from 01010.. into 0000.. or back. A72630