Properties of the Number 63964

Sixty-Three Thousand Nine Hundred Sixty-Four

Basics

Value: 63963 → 63964 → 63965

Parity: even

Prime: No

Previous Prime: 63949

Next Prime: 63977

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 15991

Divisors: 1, 2, 4, 15991, 31982, 63964

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100111011100

Octal: 174734

Duodecimal: 31024

Hexadecimal: f9dc

Square: 4091393296

Square Root: 252.91105155765732

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 integer partitions of n without all different sums of two-element submultisets. A366753

Gaps of 9 in sequence A038593 (lower terms). A38657

Number of (n+2)X(4+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261261

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261265

Numbers k such that k and k+1 have the same sum of squarefree divisors, or sqf(k) = sqf(k+1), where sqf(k) = A048250(k). A63964