Properties of the Number 61187

Sixty-One Thousand One Hundred Eighty-Seven

Basics

Value: 61186 → 61187 → 61188

Parity: odd

Prime: No

Previous Prime: 61169

Next Prime: 61211

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 8741

Divisors: 1, 7, 8741, 61187

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110111100000011

Octal: 167403

Duodecimal: 2B4AB

Hexadecimal: ef03

Square: 3743848969

Square Root: 247.36006144889276

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 partitions of n into at most 1² copy of 1, 2² copies of 2, 3² copies of 3, ... . A303944

Staircase of coefficients of polynomials used for column g.f.s of triangle A060924. A61187

Number of (n+1)X(4+1) 0..1 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise. A235958