Properties of the Number 63868

Sixty-Three Thousand Eight Hundred Sixty-Eight

Basics

Value: 63867 → 63868 → 63869

Parity: even

Prime: No

Previous Prime: 63863

Next Prime: 63901

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 × 2281

Divisors: 1, 2, 4, 7, 14, 28, 2281, 4562, 9124, 15967

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111100101111100

Octal: 174574

Duodecimal: 30B64

Hexadecimal: f97c

Square: 4079121424

Square Root: 252.72119024727627

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) = Lucas(prime(n+1)) - prime(Lucas(n)), for Lucas numbers beginning at 2. A180367

Number of length n 1..(5+2) arrays with no leading or trailing partial sum equal to a prime. A254201

T(n,k) = number of length n 1..(k+2) arrays with no leading or trailing partial sum equal to a prime. A254204

Solutions to φ(x + ω(x)) = φ(x) + d(x), where φ() = A000010(), d() = A000005() and ω() = A001221(). A63868