Properties of the Number 64031

Sixty-Four Thousand Thirty-One

Basics

Value: 64030 → 64031 → 64032

Parity: odd

Prime: No

Previous Prime: 64019

Next Prime: 64033

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 11 × 5821

Divisors: 1, 11, 5821, 64031

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101000011111

Octal: 175037

Duodecimal: 3107B

Hexadecimal: fa1f

Square: 4099968961

Square Root: 253.04347452562376

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

Expansion of g.f. A(x,y) satisfying 0 = ∑_n=-oo..+oo xⁿ * A(x,y)ⁿ * (y - x^n-1)ⁿ⁺¹, as a triangle of coefficients T(n,k) of xⁿ*y^k in A(x,y), read by rows n >= 0. A366730

a(n) = 529·n² + 2·n. A158367

Unchanging value maps: number of n X 3 binary arrays indicating the locations of corresponding elements unequal to no king-move neighbor in a random 0..1 n X 3 array. A219398

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 23. A31701

T(n,k)=Unchanging value maps: number of nXk binary arrays indicating the locations of corresponding elements unequal to no king-move neighbor in a random 0..1 nXk array. A219403

T(n,k)=Unchanging value maps: number of nXk binary arrays indicating the locations of corresponding elements unequal to no king-move neighbor in a random 0..2 nXk array. A219451

Product of non-unitary divisors of n!. A64031