Properties of the Number 22725

Twenty-Two Thousand Seven Hundred Twenty-Five

Basics

Value: 22724 → 22725 → 22726

Parity: odd

Prime: No

Previous Prime: 22721

Next Prime: 22727

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 ² × 101

Divisors: 1, 3, 5, 9, 15, 25, 45, 75, 101, 225

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100011000101

Octal: 54305

Duodecimal: 11199

Hexadecimal: 58c5

Square: 516425625

Square Root: 150.74813431681335

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 m such that the largest digit in the decimal expansion of 1/m is 4. A351470

Terms k of A228058 for which A048146(k)+A162296(k) >= 2·k, where A048146 is the sum of non-unitary divisors, and A162296 is the sum of divisors that have a square factor. A389219

Row sums of triangle in A075059. A75062

Number of Dyck paths of semilength n such that no level has more than two peaks. A287966

Terms in A046034 which are pairwise products of terms in A046034. A153446

Number of 0..n arrays x(0..9) of 10 elements with zero 5th differences. A200446

Expansion of 1/((1-x)*(1-5·x)*(1-8·x)*(1-12·x)). A22725

Numbers n such that 6n and 12n are both the average of twin prime pairs. A177680