Base | Representation |
---|---|
bin | 1011111101001… |
… | …0001110111111 |
3 | 10111100120220021 |
4 | 2333102032333 |
5 | 100314103231 |
6 | 4550433011 |
7 | 1146134656 |
oct | 277221677 |
9 | 114316807 |
10 | 50144191 |
11 | 2633a089 |
12 | 14962767 |
13 | a508c26 |
14 | 693419d |
15 | 4607811 |
hex | 2fd23bf |
50144191 has 2 divisors, whose sum is σ = 50144192. Its totient is φ = 50144190.
The previous prime is 50144167. The next prime is 50144197. The reversal of 50144191 is 19144105.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 50144191 - 211 = 50142143 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50144197) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25072095 + 25072096.
It is an arithmetic number, because the mean of its divisors is an integer number (25072096).
Almost surely, 250144191 is an apocalyptic number.
50144191 is a deficient number, since it is larger than the sum of its proper divisors (1).
50144191 is an equidigital number, since it uses as much as digits as its factorization.
50144191 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 50144191 is about 7081.2563150899. The cubic root of 50144191 is about 368.7569461107.
Adding to 50144191 its reverse (19144105), we get a palindrome (69288296).
The spelling of 50144191 in words is "fifty million, one hundred forty-four thousand, one hundred ninety-one".
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