Base | Representation |
---|---|
bin | 1100001000110… |
… | …1001110111100 |
3 | 10112210111120202 |
4 | 3002031032330 |
5 | 101013111030 |
6 | 5015103032 |
7 | 1155505031 |
oct | 302151674 |
9 | 115714522 |
10 | 50910140 |
11 | 268125a6 |
12 | 15071a78 |
13 | a716758 |
14 | 6a93388 |
15 | 4709745 |
hex | 308d3bc |
50910140 has 24 divisors (see below), whose sum is σ = 107686320. Its totient is φ = 20216448.
The previous prime is 50910131. The next prime is 50910163. The reversal of 50910140 is 4101905.
50910140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
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 7 ways as a sum of consecutive naturals, for example, 6377 + ... + 11936.
It is an arithmetic number, because the mean of its divisors is an integer number (4486930).
Almost surely, 250910140 is an apocalyptic number.
It is an amenable number.
50910140 is an abundant number, since it is smaller than the sum of its proper divisors (56776180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50910140 is a wasteful number, since it uses less digits than its factorization.
50910140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18461 (or 18459 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 20.
The square root of 50910140 is about 7135.1341963554. The cubic root of 50910140 is about 370.6250452866.
The spelling of 50910140 in words is "fifty million, nine hundred ten thousand, one hundred forty".
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