Properties of the Number 72817

Seventy-Two Thousand Eight Hundred Seventeen

Basics

Value: 72816 → 72817 → 72818

Parity: odd

Prime: Yes

Previous Prime: 72797

Next Prime: 72823

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 72817

Divisors: 1, 72817

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110001110001

Octal: 216161

Duodecimal: 36181

Hexadecimal: 11c71

Square: 5302315489

Square Root: 269.8462525216906

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

Odd numbers producing 4 odd numbers in the Collatz iteration. A198587

Number of non-abelian groups of order prime(n)⁶. A271811

a(n) = a(n-1) + 2^A047258(n) for n>1, a(1)=1. A113867

Terms of A198587 congruent {1, 3, 7} (mod 8). A385110

Primes p such that φ(p*(p-1)/2) is a triangular number (A000217). A291340

Accumulative sum of the greatest digit of n minus the least digit of n (A037904) <= 10ⁿ. A72817