Base | Representation |
---|---|
bin | 1100000111110… |
… | …0110100001010 |
3 | 10112200002100000 |
4 | 3001330310022 |
5 | 101003433030 |
6 | 5013423430 |
7 | 1155105000 |
oct | 301746412 |
9 | 115602300 |
10 | 50842890 |
11 | 2677701a |
12 | 1503ab76 |
13 | a6c1c67 |
14 | 6a76a70 |
15 | 46e4860 |
hex | 307cd0a |
50842890 has 192 divisors, whose sum is σ = 162489600. Its totient is φ = 11430720.
The previous prime is 50842859. The next prime is 50842901. The reversal of 50842890 is 9824805.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 833460 + ... + 833520.
It is an arithmetic number, because the mean of its divisors is an integer number (846300).
Almost surely, 250842890 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50842890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81244800).
50842890 is an abundant number, since it is smaller than the sum of its proper divisors (111646710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50842890 is an equidigital number, since it uses as much as digits as its factorization.
50842890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104 (or 78 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 50842890 is about 7130.4200437281. The cubic root of 50842890 is about 370.4617803844.
The spelling of 50842890 in words is "fifty million, eight hundred forty-two thousand, eight hundred ninety".
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