Properties of the Number 64390

Sixty-Four Thousand Three Hundred Ninety

Basics

Value: 64389 → 64390 → 64391

Parity: even

Prime: No

Previous Prime: 64381

Next Prime: 64399

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 47 × 137

Divisors: 1, 2, 5, 10, 47, 94, 137, 235, 274, 470

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111101110000110

Octal: 175606

Duodecimal: 3131A

Hexadecimal: fb86

Square: 4146072100

Square Root: 253.75184728391633

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 k² + {1,3,7,13} are prime. A356109

Numbers k such that k² + {1,3,7,13,163} are prime. A356175

Numbers of the form 2^k*(2ⁿ+1) or 2^k*(4ⁿ-2ⁿ+1). A64390