Properties of the Number 50456

Fifty Thousand Four Hundred Fifty-Six

Basics

Value: 50455 → 50456 → 50457

Parity: even

Prime: No

Previous Prime: 50441

Next Prime: 50459

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 7 × 17 × 53

Divisors: 1, 2, 4, 7, 8, 14, 17, 28, 34, 53

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100010100011000

Octal: 142430

Duodecimal: 25248

Hexadecimal: c518

Square: 2545807936

Square Root: 224.624130493587

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

a(n) = (1/5)*∑_k=0..n binomial(n,k)*Fibonacci(k)*5^k. A87567

Numbers k such that the sum of the proper divisors of k that have the same binary weight as k is larger than k, and no subset of these divisors sums to k. A381071

Distinct even numbers in the numerators of the 1/3-Pascal triangle (by row). A46559

Number of n X 3 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 2 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down. A253218

First component A of the pairs (A, B), listed in increasing order, such that the multiset of digits of A union the multiset of digits of B equals the multiset of digits of A² and the multiset of digits of B², for some B >= A. Note that terms may be repeated. A389379

Distinct even numbers in writing first numerator and then denominator of each element to the right of the central elements of the 1/3-Pascal triangle (by row). A46562

a(n) = ∑_{d∣n, d==1 mod 4} d⁴ - ∑_{d∣n, d==3 mod 4} d⁴. A50456