Properties of the Number 75045

Seventy-Five Thousand Forty-Five

Basics

Value: 75044 → 75045 → 75046

Parity: odd

Prime: No

Previous Prime: 75041

Next Prime: 75079

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 5003

Divisors: 1, 3, 5, 15, 5003, 15009, 25015, 75045

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010100100101

Octal: 222445

Duodecimal: 37519

Hexadecimal: 12525

Square: 5631752025

Square Root: 273.943424816147

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

Coefficients A_n for the s=3 tennis ball problem. A75045

Number of (2+1)X(n+1) 0..2 arrays with no element equal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order. A231421