Properties of the Number 63988

Sixty-Three Thousand Nine Hundred Eighty-Eight

Basics

Value: 63987 → 63988 → 63989

Parity: even

Prime: No

Previous Prime: 63977

Next Prime: 63997

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 17 × 941

Divisors: 1, 2, 4, 17, 34, 68, 941, 1882, 3764, 15997

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100111110100

Octal: 174764

Duodecimal: 31044

Hexadecimal: f9f4

Square: 4094464144

Square Root: 252.9584946191766

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

Total number of prime parts in all partitions of n. A37032

Numbers k such that there is no prime p and index j < k such that A002182(k) = p·A002182(j). A272606

Number of distinct solutions of sum{i=1..8}(x(2i-1)*x(2i)) = 0 (mod n), with x() in 0..n-1. A180800

T(n,k)=number of distinct solutions to sum{i=1..k}(x(2i-1)*x(2i)) == 0 (mod n), with x() in 0..n-1. A180803

Triangle in which n-th row gives quadratic non-residues modulo the n-th prime. A63988

a(n) = n⁷*(n⁴ + 1)/2. A168661

Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero. A299085