Properties of the Number 63640

Sixty-Three Thousand Six Hundred Forty

Basics

Value: 63639 → 63640 → 63641

Parity: even

Prime: No

Previous Prime: 63629

Next Prime: 63647

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 5 × 37 × 43

Divisors: 1, 2, 4, 5, 8, 10, 20, 37, 40, 43

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111100010011000

Octal: 174230

Duodecimal: 309B4

Hexadecimal: f898

Square: 4050049600

Square Root: 252.26969695149674

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

Number of 2 X 2 matrices having all terms in {-n,...,0,..,n} and positive determinant. A211148

T(n,k)=Number of nXk 0..2 arrays with no three equal values forming an isosceles triangle, and new values introduced in 0..2 order. A274068

Number of nX2 0..2 arrays with no three equal values forming an isosceles triangle, and new values introduced in 0..2 order. A274066

Primes of form p·q*r + 1, where p, q and r are primes. A63640