Properties of the Number 75425

Seventy-Five Thousand Four Hundred Twenty-Five

Basics

Value: 75424 → 75425 → 75426

Parity: odd

Prime: No

Previous Prime: 75407

Next Prime: 75431

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 7 × 431

Divisors: 1, 5, 7, 25, 35, 175, 431, 2155, 3017, 10775

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011010100001

Octal: 223241

Duodecimal: 37795

Hexadecimal: 126a1

Square: 5688930625

Square Root: 274.6361228971892

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

Number of distinct lines through the origin in 4-dimensional cube of side length n. A90026

Numbers k such that k*(k+3) gives the concatenation of two numbers m and m+9. A116349

Number of steps to reach 1 starting with n and iterating the map n ->rad(n)-1, where rad(n) is the squarefree kernel of n (A007947). A75425