Properties of the Number 50142

Fifty Thousand One Hundred Forty-Two

Basics

Value: 50141 → 50142 → 50143

Parity: even

Prime: No

Previous Prime: 50131

Next Prime: 50147

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 61 × 137

Divisors: 1, 2, 3, 6, 61, 122, 137, 183, 274, 366

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001111011110

Octal: 141736

Duodecimal: 25026

Hexadecimal: c3de

Square: 2514220164

Square Root: 223.92409428196868

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

Smallest integer m such that gcd{x | sum of proper divisors of·is m} is equal to 2·n, when there are at least two such x's. A253303

Pentagonal numbers for which both the sum of the digits and the product of the digits are pentagonal numbers. A117711

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 363", based on the 5-celled von Neumann neighborhood. A268154

Hyper-Wiener index of rows of unit cells on the face-centered cubic lattice. A302256

Pentagonal numbers for which the sum of the digits is also a pentagonal number. A117709

Pentagonal numbers which are products of four distinct primes. A381919

Square array T(n,k) giving maximal numbers of codewords in mixed code with n binary coordinates and k ternary coordinates with Hamming distance 3, read by antidiagonals (n >= 0, k >= 0). A50142