Properties of the Number 55195

Fifty-Five Thousand One Hundred Ninety-Five

Basics

Value: 55194 → 55195 → 55196

Parity: odd

Prime: No

Previous Prime: 55171

Next Prime: 55201

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 7 × 19 × 83

Divisors: 1, 5, 7, 19, 35, 83, 95, 133, 415, 581

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101011110011011

Octal: 153633

Duodecimal: 27B37

Hexadecimal: d79b

Square: 3046488025

Square Root: 234.93616154181117

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

a(n) = (n+1)*(n+2)*(n+3)*(9n+4)/24. A51798

Self-convolution of A004148 (the RNA secondary structure numbers) with itself. A89735

a(n) = (n-1)*(n+2)*(2·n+11)/2. A130862

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, -1), (-1, 1, 1), (1, -1, -1), (1, 0, 0)}. A148266

Number of 3-covers of an unlabeled n-set. A55195