Properties of the Number 67131

Sixty-Seven Thousand One Hundred Thirty-One

Basics

Value: 67130 → 67131 → 67132

Parity: odd

Prime: No

Previous Prime: 67129

Next Prime: 67139

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7459

Divisors: 1, 3, 9, 7459, 22377, 67131

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011000111011

Octal: 203073

Duodecimal: 32A23

Hexadecimal: 1063b

Square: 4506571161

Square Root: 259.09650711655684

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 unimodal partitions/compositions of n into distinct terms. A72706

Number of nX2 0..1 arrays with every row and column least squares fitting to a nonnegative slope straight line, with a single point array taken as having zero slope. A222856

a(n) = ∑_k=0..n (2^k + Fibonacci(k)). A101353

Number of 5-tuples of different integers from [ 1,n ] with no common factors among quadruples. A15644

Table read by antidiagonals: T(n,k) is the number of n X k 0..1 arrays with every row and column least squares fitting to a nonnegative-slope straight line, with a single point array taken as having zero slope. A222862

Number of elements in the largest set of divisors of n which are in arithmetic progression. A67131