Properties of the Number 64391

Sixty-Four Thousand Three Hundred Ninety-One

Basics

Value: 64390 → 64391 → 64392

Parity: odd

Prime: No

Previous Prime: 64381

Next Prime: 64399

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 19 × 3389

Divisors: 1, 19, 3389, 64391

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111101110000111

Octal: 175607

Duodecimal: 3131B

Hexadecimal: fb87

Square: 4146200881

Square Root: 253.7538177052712

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

Triangle T(n,k) with zeroth row {1} and row n for n >= 1 giving number of partitions of n with crank k, for -n <= k <= n. A64391

Starts of runs of 3 consecutive numbers whose abundancy index is larger than π²/6. A353539