Properties of the Number 61138

Sixty-One Thousand One Hundred Thirty-Eight

Basics

Value: 61137 → 61138 → 61139

Parity: even

Prime: No

Previous Prime: 61129

Next Prime: 61141

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 11 × 397

Divisors: 1, 2, 7, 11, 14, 22, 77, 154, 397, 794

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111011010010

Octal: 167322

Duodecimal: 2B46A

Hexadecimal: eed2

Square: 3737855044

Square Root: 247.2609957110098

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 length n 0..4 arrays connected end-around, with no sequence of L<n elements immediately followed by itself ("periodic squarefree"), and new values introduced in order 0..4. A215397

T(n,k) = number of length-n 0..k arrays connected end-around, with no sequence of L<n elements immediately followed by itself (periodic "squarefree"), and new values introduced in order 0..k. A215401

Number of degree-n odd permutations of order exactly 4. A61138