Properties of the Number 67128

Sixty-Seven Thousand One Hundred Twenty-Eight

Basics

Value: 67127 → 67128 → 67129

Parity: even

Prime: No

Previous Prime: 67121

Next Prime: 67129

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 2797

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 2797, 5594

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011000111000

Octal: 203070

Duodecimal: 32A20

Hexadecimal: 10638

Square: 4506168384

Square Root: 259.0907177032786

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

Numbers k divisible by at least one nontrivial permutation (rearrangement) of the digits of k, excluding all permutations that result in digit loss. A90056

Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 5-class group (5,5). A359871

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 11. A31689

Ramanujan's largely composite numbers, defined to be numbers m such that d(m) >= d(k) for k = 1 to m-1. A67128