Properties of the Number 51366

Fifty-One Thousand Three Hundred Sixty-Six

Basics

Value: 51365 → 51366 → 51367

Parity: even

Prime: No

Previous Prime: 51361

Next Prime: 51383

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 1223

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 1223, 2446

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100100010100110

Octal: 144246

Duodecimal: 25886

Hexadecimal: c8a6

Square: 2638465956

Square Root: 226.64068478541094

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 ways to place 2 nonattacking zebras on an n X n board. A172137

Number of -n..n arrays x(0..3) of 4 elements with zero sum and nonzero second and third differences. A200205

Numbers k such that (25·10^k - 73) / 3 is prime. A276845

Number of 6-element families of an n-element set such that every 4 members of the family have a nonempty intersection. A51366