Properties of the Number 68884

Sixty-Eight Thousand Eight Hundred Eighty-Four

Basics

Value: 68883 → 68884 → 68885

Parity: even

Prime: No

Previous Prime: 68881

Next Prime: 68891

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 17 × 1013

Divisors: 1, 2, 4, 17, 34, 68, 1013, 2026, 4052, 17221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000110100010100

Octal: 206424

Duodecimal: 33A44

Hexadecimal: 10d14

Square: 4745005456

Square Root: 262.4576156258378

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 (w,x,y,z) with all terms in {1,...,n} and w < (geometric mean of x,y,z). A212141

a(n) = 4·a(n-1) - a(n-2) with a(0) = 2, a(1) = 4. A3500

Largest n-digit triangular number with property that digits alternate in parity, or 0 if no such number exists. A68884