Properties of the Number 51229

Fifty-One Thousand Two Hundred Twenty-Nine

Basics

Value: 51228 → 51229 → 51230

Parity: odd

Prime: Yes

Previous Prime: 51217

Next Prime: 51239

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 51229

Divisors: 1, 51229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100100000011101

Octal: 144035

Duodecimal: 25791

Hexadecimal: c81d

Square: 2624410441

Square Root: 226.33824246026123

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 nXk 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes. A278325

Numerators of continued fraction convergents to sqrt(279). A41524

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 413", based on the 5-celled von Neumann neighborhood. A272009

Number of nX3 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes. A278320

Number of nX6 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes. A278323

Primes p such that (p⁵¹² + 1)/2 is prime. A341264

Primes of the form p² + q² + A007918(p + q) - p - q, where p and q are consecutive primes. A129541

Number of cubic plane graphs with 2n nodes, minimal face size 3 and maximal face size 6. A219747

Numbers m such that the Bernoulli number B_2·m has denominator 66. A51229