Properties of the Number 67214

Sixty-Seven Thousand Two Hundred Fourteen

Basics

Value: 67213 → 67214 → 67215

Parity: even

Prime: No

Previous Prime: 67213

Next Prime: 67217

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 4801

Divisors: 1, 2, 7, 14, 4801, 9602, 33607, 67214

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011010001110

Octal: 203216

Duodecimal: 32A92

Hexadecimal: 1068e

Square: 4517721796

Square Root: 259.25662961629354

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 compositions of n into twin primes (i.e., primes that are members of a twin prime pair, like 3, 5, 7, 11, 13, but not 2 or 23). A77608

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317436

Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317433

Number of nXn 0..1 arrays with every element unequal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317430

G.f.: A(x) = x/Series_Reversion(x·G(x)) where G(x) = ∑_n>=0 (n+1)ⁿ*xⁿ. A180749

Number of n X n 0..6 matrices with all row and column sums equal. A67214