Properties of the Number 72524

Seventy-Two Thousand Five Hundred Twenty-Four

Basics

Value: 72523 → 72524 → 72525

Parity: even

Prime: No

Previous Prime: 72503

Next Prime: 72533

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 18131

Divisors: 1, 2, 4, 18131, 36262, 72524

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101101001100

Octal: 215514

Duodecimal: 35B78

Hexadecimal: 11b4c

Square: 5259730576

Square Root: 269.30280355020443

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

Sum of the heights of all left factors of Dyck paths of length n. A132891

Table T(n,k) counts the involutions of n with longest increasing contiguous subsequence of length k. A178249

Sum of the remainders when the n-th triangular number is divided by all smaller triangular numbers > 1. A72524