Properties of the Number 64155

Sixty-Four Thousand One Hundred Fifty-Five

Basics

Value: 64154 → 64155 → 64156

Parity: odd

Prime: No

Previous Prime: 64153

Next Prime: 64157

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 13 × 47

Divisors: 1, 3, 5, 7, 13, 15, 21, 35, 39, 47

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101010011011

Octal: 175233

Duodecimal: 31163

Hexadecimal: fa9b

Square: 4115864025

Square Root: 253.28837320335097

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

Odd unitary abundant numbers. A129485

Odd squarefree abundant numbers. A112643

Primitive, odd, squarefree abundant numbers. A249263

Coefficients in an asymptotic expansion of A259472 in falling factorials. A261239

Squarefree primitive abundant numbers (first definition: having only deficient proper divisors). A298973

Odd numbers k such that A360522(k) > 2·k. A360526

Odd non-coreful abundant numbers: the odd terms of A308127. A339938

Odd nonexponential abundant numbers: odd numbers k such that A160135(k) > k. A348605

Odd modified exponential abundant numbers: odd numbers k such that A241405(k) > 2·k. A379031

Triangular array read by rows: row n gives the coefficients of the polynomial p(n,x) defined in Comments. A249100