Properties of the Number 68696

Sixty-Eight Thousand Six Hundred Ninety-Six

Basics

Value: 68695 → 68696 → 68697

Parity: even

Prime: No

Previous Prime: 68687

Next Prime: 68699

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 31 × 277

Divisors: 1, 2, 4, 8, 31, 62, 124, 248, 277, 554

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10000110001011000

Octal: 206130

Duodecimal: 33908

Hexadecimal: 10c58

Square: 4719140416

Square Root: 262.09921785461324

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

Triangle read by rows: T(n,k) = number of graphs on n node with edge chromatic number k (n >= 1, k >= 1). A123962

Gaps of 9 in sequence A038593 (lower terms). A38657

a(n) = n*(n+1)*(n² + 21·n + 50)/24. A101854

a(n) = 256n² - 828n + 656 (n>=1). A304379

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 31 ones. A31799

a(n) = A045820(n)/2. A45822

Number of graphs on n nodes with edge chromatic number 5. A126731

Number of primes that are a concatenation nk of n and k for values of k from 1 to n. A68696