Properties of the Number 67130

Sixty-Seven Thousand One Hundred Thirty

Basics

Value: 67129 → 67130 → 67131

Parity: even

Prime: No

Previous Prime: 67129

Next Prime: 67139

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 7 ² × 137

Divisors: 1, 2, 5, 7, 10, 14, 35, 49, 70, 98

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011000111010

Octal: 203072

Duodecimal: 32A22

Hexadecimal: 1063a

Square: 4506436900

Square Root: 259.09457732650446

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

T(n,k) = Number of (n+1) X (k+1) 0..2 arrays x(i,j) with row sums ∑_j=1..k+1 x(i,j) nondecreasing, and column sums ∑_i=1..n+1 i·x(i,j) nondecreasing. A233117

Number of (2+1)X(n+1) 0..2 arrays x(i,j) with row sums sum{x(i,j), j=1..n+1} nondecreasing, and column sums sum{i·x(i,j), i=1..2+1} nondecreasing. A233119

Sum of first n Honaker primes. A276255

Numbers k such that σ(k-1) divides σ(k+1). A67130