Properties of the Number 67216

Sixty-Seven Thousand Two Hundred Sixteen

Basics

Value: 67215 → 67216 → 67217

Parity: even

Prime: No

Previous Prime: 67213

Next Prime: 67217

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁴ × 4201

Divisors: 1, 2, 4, 8, 16, 4201, 8402, 16804, 33608, 67216

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011010010000

Octal: 203220

Duodecimal: 32A94

Hexadecimal: 10690

Square: 4517990656

Square Root: 259.26048676958084

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 T, read by rows, where the g.f. of column k in matrix power T^m is given by: 1/(1-x)^m = ∑_n>=k [T^m](n,k) * x^n-k/(1+x)^{n(n-1)/2 - k(k-1)/2} for k>=0. A141760

Column 2 of triangle A141760. A141762

Low temperature antiferromagnetic susceptibility for honeycomb lattice. A7214

Number of n X n arrays of squares of integers with every (n-3) X (n-3) subblock summing to 4 and every element equal to at least one neighbor. A146123

Number of n X n 0..8 matrices with all row and column sums equal. A67216