Properties of the Number 50990

Fifty Thousand Nine Hundred Ninety

Basics

Value: 50989 → 50990 → 50991

Parity: even

Prime: No

Previous Prime: 50989

Next Prime: 50993

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 5099

Divisors: 1, 2, 5, 10, 5099, 10198, 25495, 50990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011100101110

Octal: 143456

Duodecimal: 25612

Hexadecimal: c72e

Square: 2599980100

Square Root: 225.80965435516703

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

2-Knödel numbers. A50990

Number of (n+1)X(4+1) 0..2 arrays with nondecreasing max(x(i,j),x(i,j-1)) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250588

Number of (4+1)X(n+1) 0..2 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250636