Properties of the Number 72255

Seventy-Two Thousand Two Hundred Fifty-Five

Basics

Value: 72254 → 72255 → 72256

Parity: odd

Prime: No

Previous Prime: 72253

Next Prime: 72269

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 4817

Divisors: 1, 3, 5, 15, 4817, 14451, 24085, 72255

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10001101000111111

Octal: 215077

Duodecimal: 35993

Hexadecimal: 11a3f

Square: 5220785025

Square Root: 268.80290177005156

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 k and k² use only the digits 0, 2, 5, 7 and 8. A136916

Numbers k such that the "inventory" A063850 of k is a perfect square. A79465

Number of ways to partition {1,2,...,n} into arithmetic progressions, where in each partition all the progressions have the same common difference and have lengths >= 2. A72255