Base | Representation |
---|---|
bin | 1011111110000… |
… | …0011000011111 |
3 | 10111110112101122 |
4 | 2333200120133 |
5 | 100322432033 |
6 | 4552001155 |
7 | 1146465635 |
oct | 277403037 |
9 | 114415348 |
10 | 50202143 |
11 | 26379682 |
12 | 149901bb |
13 | a529414 |
14 | 694b355 |
15 | 4619a98 |
hex | 2fe061f |
50202143 has 4 divisors (see below), whose sum is σ = 50568720. Its totient is φ = 49835568.
The previous prime is 50202133. The next prime is 50202149. The reversal of 50202143 is 34120205.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 50202143 - 24 = 50202127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50202149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183083 + ... + 183356.
It is an arithmetic number, because the mean of its divisors is an integer number (12642180).
Almost surely, 250202143 is an apocalyptic number.
50202143 is a deficient number, since it is larger than the sum of its proper divisors (366577).
50202143 is a wasteful number, since it uses less digits than its factorization.
50202143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366576.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 50202143 is about 7085.3470627768. The cubic root of 50202143 is about 368.8989497661.
Adding to 50202143 its reverse (34120205), we get a palindrome (84322348).
The spelling of 50202143 in words is "fifty million, two hundred two thousand, one hundred forty-three".
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