Base | Representation |
---|---|
bin | 1011111101000… |
… | …1111110010011 |
3 | 10111100112102201 |
4 | 2333101332103 |
5 | 100314034443 |
6 | 4550424031 |
7 | 1146131602 |
oct | 277217623 |
9 | 114315381 |
10 | 50143123 |
11 | 263392a8 |
12 | 14962017 |
13 | a5085b4 |
14 | 6933a39 |
15 | 460734d |
hex | 2fd1f93 |
50143123 has 4 divisors (see below), whose sum is σ = 51366168. Its totient is φ = 48920080.
The previous prime is 50143099. The next prime is 50143129. The reversal of 50143123 is 32134105.
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 50143123 - 221 = 48045971 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50143123.
It is not an unprimeable number, because it can be changed into a prime (50143129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611461 + ... + 611542.
It is an arithmetic number, because the mean of its divisors is an integer number (12841542).
Almost surely, 250143123 is an apocalyptic number.
50143123 is a deficient number, since it is larger than the sum of its proper divisors (1223045).
50143123 is a wasteful number, since it uses less digits than its factorization.
50143123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1223044.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 50143123 is about 7081.1809043407. The cubic root of 50143123 is about 368.7543280925.
Adding to 50143123 its reverse (32134105), we get a palindrome (82277228).
The spelling of 50143123 in words is "fifty million, one hundred forty-three thousand, one hundred twenty-three".
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