Properties of the Number 50720

Fifty Thousand Seven Hundred Twenty

Basics

Value: 50719 → 50720 → 50721

Parity: even

Prime: No

Previous Prime: 50707

Next Prime: 50723

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ⁵ × 5 × 317

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011000100000

Octal: 143040

Duodecimal: 25428

Hexadecimal: c620

Square: 2572518400

Square Root: 225.21101216414795

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

Array read by antidiagonals: T(m,n) is the number of m X n binary arrays with all 1's connected and a path of 1's from top row to lower right corner. A391489

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero. A299314

Number of n X 5 binary arrays with all 1s connected and a path of 1s from top row to lower right corner. A163014

Number of n X 4 binary arrays with all 1's connected and a path of 1's from left column to lower right corner. A163021

a(n) is the number of 4 element sets of distinct integer sided strict rectangles that fill an n X n square. A384724

Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252377

Numbers k such that Bernoulli number B_k has denominator 230010. A295593

Number of nX4 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero. A299310

Number of active (ON, black) cells at stage 2ⁿ-1 of the two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood. A270977

Number of nonzero palindromes of length n containing the digit '0'. A50720