Properties of the Number 72913

Seventy-Two Thousand Nine Hundred Thirteen

Basics

Value: 72912 → 72913 → 72914

Parity: odd

Prime: No

Previous Prime: 72911

Next Prime: 72923

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 17 × 4289

Divisors: 1, 17, 4289, 72913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110011010001

Octal: 216321

Duodecimal: 36241

Hexadecimal: 11cd1

Square: 5316305569

Square Root: 270.0240730009086

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 k such that A339549(k) = A339549(k+1). A339550

Base 6 digits are, in order, the first n terms of the periodic sequence with initial period 1,3,2. A37613

Numerators of (1/4!)*(H(n,1)⁴+6·H(n,1)²*H(n,2)+8·H(n,1)*H(n,3)+3·H(n,2)²+6·H(n,4)), where H(n,m) = ∑_i=1..n 1/i^m are generalized harmonic numbers. A72913