Properties of the Number 25925

Twenty-Five Thousand Nine Hundred Twenty-Five

Basics

Value: 25924 → 25925 → 25926

Parity: odd

Prime: No

Previous Prime: 25919

Next Prime: 25931

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 17 × 61

Divisors: 1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110010101000101

Octal: 62505

Duodecimal: 13005

Hexadecimal: 6545

Square: 672105625

Square Root: 161.01242188104618

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 that are the hypotenuse of exactly 22 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 22 ways. A97103

Total number of smallest parts in all partitions of n that do not contain 1 as a part. A195820

Number of set partitions of set-systems with total sum n. A330459

Numbers that are the sum of 2 nonzero squares in 5 or more ways. A25296

Numbers that are the sum of 2 nonzero squares in 6 or more ways. A25297

Numbers that are the sum of 2 distinct nonzero squares in 5 or more ways. A25315

Numbers that are the sum of 2 distinct nonzero squares in 6 or more ways. A25316

dot product (n,n-1,...2,1).(3,4,...,n,1,2). A26054

a(n) = 2·n³ - 3·n² + 5. A152064

Number of partitions p of n such that the multiplicity of the mean of p is a part of p. A240491