Properties of the Number 64975

Sixty-Four Thousand Nine Hundred Seventy-Five

Basics

Value: 64974 → 64975 → 64976

Parity: odd

Prime: No

Previous Prime: 64969

Next Prime: 64997

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 5 ² × 23 × 113

Divisors: 1, 5, 23, 25, 113, 115, 565, 575, 2599, 2825

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111110111001111

Octal: 176717

Duodecimal: 31727

Hexadecimal: fdcf

Square: 4221750625

Square Root: 254.9019419306177

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 k such that k + A224787(k) is a square. A386640

a(n) = 2^floor((n-1/2)) - n*(n-1)/2. A163417

Essential dimension of the spin group Spin_n over an algebraically closed field of characteristic different from 2. A280191

Numbers k such that 10·k-1, 10·k-3, 10·k-7 and 10·k-9 are all prime. A64975