Properties of the Number 50640

Fifty Thousand Six Hundred Forty

Basics

Value: 50639 → 50640 → 50641

Parity: even

Prime: No

Previous Prime: 50627

Next Prime: 50647

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 5 × 211

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100010111010000

Octal: 142720

Duodecimal: 25380

Hexadecimal: c5d0

Square: 2564409600

Square Root: 225.03333086456325

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

Given n colors, sequence gives number of ways to color the vertices of a square such that no edge has the same color on both of its vertices. A91940

Number of ways to place 3 nonattacking knights on a 3 X n board. A172212

Numbers whose set of base 15 digits is {0,1}. A33051

Triangle read by rows: T(n,k) is the number of set partitions of the set {1,2,...,n} (or of any n-set) containing k blocks of size 3 (0<=k<=floor(n/3)). A124503

a(n) is the number of acyclic orientations of the edges of the n-antiprism. A338154

a(n) = 225·n² + n. A156814

Number of graphical basis partitions of 2n. A1130

a(n) = 225·n² + 15. A158557

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and 2w²>x²+y². A211632

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 30. A31708