Properties of the Number 63984

Sixty-Three Thousand Nine Hundred Eighty-Four

Basics

Value: 63983 → 63984 → 63985

Parity: even

Prime: No

Previous Prime: 63977

Next Prime: 63997

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 31 × 43

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 31

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100111110000

Octal: 174760

Duodecimal: 31040

Hexadecimal: f9f0

Square: 4093952256

Square Root: 252.95058806019804

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*(n + 1)*(4·n + 5)/2. A281381

Numbers k such that the abundancy index of σ(k) is equal to the abundancy index of d(k). A392506

Numbers k such that the abundancy index of σ(k) divided by the abundancy index of d(k) equals a whole number. A392507

Minimal number of integer points in the Euclidean plane which are contained in the interior of any convex n-gon whose vertices have integer coordinates. A63984