Base | Representation |
---|---|
bin | 1100000010011… |
… | …0100110111110 |
3 | 10112000010222020 |
4 | 3000212212332 |
5 | 100411133130 |
6 | 5002101010 |
7 | 1152104361 |
oct | 300464676 |
9 | 115003866 |
10 | 50489790 |
11 | 265557aa |
12 | 14aaa766 |
13 | a5ca320 |
14 | 69c40d8 |
15 | 4674e10 |
hex | 30269be |
50489790 has 32 divisors (see below), whose sum is σ = 130497696. Its totient is φ = 12428160.
The previous prime is 50489771. The next prime is 50489801. The reversal of 50489790 is 9798405.
50489790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64341 + ... + 65120.
It is an arithmetic number, because the mean of its divisors is an integer number (4078053).
Almost surely, 250489790 is an apocalyptic number.
50489790 is an abundant number, since it is smaller than the sum of its proper divisors (80007906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50489790 is a wasteful number, since it uses less digits than its factorization.
50489790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129484.
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 50489790 is about 7105.6167923693. The cubic root of 50489790 is about 369.6021777247.
The spelling of 50489790 in words is "fifty million, four hundred eighty-nine thousand, seven hundred ninety".
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