Properties of the Number 50507

Fifty Thousand Five Hundred Seven

Basics

Value: 50506 → 50507 → 50508

Parity: odd

Prime: No

Previous Prime: 50503

Next Prime: 50513

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 17 × 2971

Divisors: 1, 17, 2971, 50507

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100010101001011

Octal: 142513

Duodecimal: 2528B

Hexadecimal: c54b

Square: 2550957049

Square Root: 224.73762479834124

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

Indices of primes at which the prime race 4k-1 vs. 4k+1 is tied. A38691

T(n,k)=Number of nXk 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors). A208434

Numbers n such that φ(n) = 3*φ(n+1). A256907

Positive integers k such that k·3^k - 2 is prime. A182373

Number of nX5 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors). A208431

Number of 0..n arrays of length 3 with 0 never adjacent to n. A212836

Number of n X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors). A208427

Solutions to σ(x)+2=σ(x+2) other than the smaller of twin primes. A50507

Square array A(n, k) = A246278(1+n, k) - σ(A246278(n, k)), read by falling antidiagonals, where A246278 is the prime shift array. A372563

a(n) = A000720(A332806(n)). A332805