Properties of the Number 64431

Sixty-Four Thousand Four Hundred Thirty-One

Basics

Value: 64430 → 64431 → 64432

Parity: odd

Prime: No

Previous Prime: 64403

Next Prime: 64433

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7159

Divisors: 1, 3, 9, 7159, 21477, 64431

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101110101111

Octal: 175657

Duodecimal: 31353

Hexadecimal: fbaf

Square: 4151353761

Square Root: 253.83262201695038

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

Row 4 of table A162424. A162427

Number of 4-tuples (w,x,y,z) with all terms in {1,...,n} and w·x<=3·y*z. A211812

Number of 2 X 2 matrices having all terms in {1,...,n} and determinant d satisfying -n < d < n. A211070

Zeroless numbers k such that k - (sum of digits of k) and k - (product of digits of k) contain the same distinct digits as k. A248717

Numbers n such that |A053222(n)| = τ(n). A64431