Properties of the Number 75423

Seventy-Five Thousand Four Hundred Twenty-Three

Basics

Value: 75422 → 75423 → 75424

Parity: odd

Prime: No

Previous Prime: 75407

Next Prime: 75431

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 31 × 811

Divisors: 1, 3, 31, 93, 811, 2433, 25141, 75423

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011010011111

Octal: 223237

Duodecimal: 37793

Hexadecimal: 1269f

Square: 5688628929

Square Root: 274.63248169144157

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

k times k+7 gives the concatenation of two numbers m and m-1. A116283

a(n) = rad(n) - 1, where rad(n) is the squarefree kernel of n (A007947). A75423