Properties of the Number 51049

Fifty-One Thousand Forty-Nine

Basics

Value: 51048 → 51049 → 51050

Parity: odd

Prime: No

Previous Prime: 51047

Next Prime: 51059

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 71 × 719

Divisors: 1, 71, 719, 51049

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011101101001

Octal: 143551

Duodecimal: 25661

Hexadecimal: c769

Square: 2606000401

Square Root: 225.94025759036393

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

Numerators of the rational sequence with e.g.f. (x/2)*(exp(-x) + 1)/(exp(x) - 1). A176328

Number of (n+2) X (4+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00010011. A260763

Number of moves needed to solve an (n+1)-ring baguenaudier if two simultaneous moves of the two end rings are counted as one. A51049

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00010011. A260767