Properties of the Number 63998

Sixty-Three Thousand Nine Hundred Ninety-Eight

Basics

Value: 63997 → 63998 → 63999

Parity: even

Prime: No

Previous Prime: 63997

Next Prime: 64007

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 2 × 11 × 2909

Divisors: 1, 2, 11, 22, 2909, 5818, 31999, 63998

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100111111110

Octal: 174776

Duodecimal: 31052

Hexadecimal: f9fe

Square: 4095744004

Square Root: 252.97825993551302

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) = 121·n² - 11. A158539

a(0)=1; for n >= 1, a(n) is the number of subsets of [a(0), a(1), ..., a(n-1)] whose sum is equal to a(n-1). A265853

Consecutive states of the linear congruential pseudo-random number generator 228·s mod (2¹⁶+1) when started at s=1. A385079

Nonsquare, composite numbers k such that ∑_{d∣k, d < k/d} s_d = k+1, where s_d is either d+1/(k/d) or (1/d)+(k/d). A63998