Properties of the Number 64072

Sixty-Four Thousand Seventy-Two

Basics

Value: 64071 → 64072 → 64073

Parity: even

Prime: No

Previous Prime: 64067

Next Prime: 64081

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 8009

Divisors: 1, 2, 4, 8, 8009, 16018, 32036, 64072

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101001001000

Octal: 175110

Duodecimal: 310B4

Hexadecimal: fa48

Square: 4105221184

Square Root: 253.12447530809817

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

a(n) = (n!)² * ∑_k=1..n-1 1/(k*(n-k))². A302827

a(n) = floor(n⁴/64). A60494

Generalized tangent number d(7,n). A64072

Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero. A299138