Properties of the Number 64530

Sixty-Four Thousand Five Hundred Thirty

Basics

Value: 64529 → 64530 → 64531

Parity: even

Prime: No

Previous Prime: 64513

Next Prime: 64553

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 5 × 239

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111110000010010

Octal: 176022

Duodecimal: 31416

Hexadecimal: fc12

Square: 4164120900

Square Root: 254.02755756019857

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

Unitary amicable numbers. A63991

Larger of unitary amicable pair. A2953

T(n,k)=Number of nXk binary arrays with no element equal to the mod 3 sum of its king-move neighbors. A183380

Number of nX6 binary arrays with no element equal to the mod 3 sum of its king-move neighbors. A183379

Number of 6 X n 0..1 arrays with antidiagonals unimodal and rows and diagonals nondecreasing. A224042

Numbers such that the decimal digits of σ(n) are a permutation of those of σ(n)-n. A277114

Number of n X n binary arrays with no element equal to the mod 3 sum of its king-move neighbors. A183375

Number of holes in n-th capital letter of English alphabet. A64530