Properties of the Number 50816

Fifty Thousand Eight Hundred Sixteen

Basics

Value: 50815 → 50816 → 50817

Parity: even

Prime: No

Previous Prime: 50789

Next Prime: 50821

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁷ × 397

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 397, 794

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100011010000000

Octal: 143200

Duodecimal: 254A8

Hexadecimal: c680

Square: 2582265856

Square Root: 225.42404485768594

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

Recurrence a(n) = a(n-2) + n^M for M=6, starting with a(0)=0, a(1)=1. A231305

Sum of distinct nonzero sixth powers. A194769

a(n) = ∑_{k=0..floor(n/2)} (n-2·k)ⁿ. A352082

a(n) = 2ⁿ + 4ⁿ + 6ⁿ. A74533

Expansion of (1-x)/(1+2·x²+x³). A78036

Number of (n+1) X 3 binary arrays with no 2 X 2 subblock sum equal to any horizontal or vertical neighbor 2 X 2 subblock sum. A185791

T(n,k) = Number of (n+1) X (k+1) binary arrays with no 2 X 2 subblock sum equal to any horizontal or vertical neighbor 2 X 2 subblock sum. A185798

Fibonacci(k) ending with digits of its index number k. A50816