Properties of the Number 72495

Seventy-Two Thousand Four Hundred Ninety-Five

Basics

Value: 72494 → 72495 → 72496

Parity: odd

Prime: No

Previous Prime: 72493

Next Prime: 72497

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 5 × 179

Divisors: 1, 3, 5, 9, 15, 27, 45, 81, 135, 179

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001101100101111

Octal: 215457

Duodecimal: 35B53

Hexadecimal: 11b2f

Square: 5255525025

Square Root: 269.24895542972865

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 k² contains only digits {0,2,5}, not ending with zero. A58425

Numbers n such that n and n+1 both have 20 divisors. A274361

10-gonal numbers for which the sum of the digits is also a 10-gonal number. A119547

Number of (n+3) X 5 0..1 matrices with each 4 X 4 subblock idempotent. A224562

Number of permutations of length n which avoid the patterns 1432, 2314, 3124. A116787

Absolute value of product of nonzero eigenvalues of upper left (n+1)X(n+1) rank 2 submatrix of Wythoff array. A300158

Automorphic numbers: numbers k such that k²¹ ends with k. Also m-morphic numbers for any m such that (m-1)/10 is an even integer not divisible by 10. A72495