Base | Representation |
---|---|
bin | 1001010010011… |
… | …0110010011110 |
3 | 2201022011211212 |
4 | 2110212302132 |
5 | 34433044230 |
6 | 3510544422 |
7 | 652056620 |
oct | 224466236 |
9 | 81264755 |
10 | 38956190 |
11 | 1aa983a9 |
12 | 11068112 |
13 | 80bc700 |
14 | 5260c10 |
15 | 3647895 |
hex | 2526c9e |
38956190 has 96 divisors (see below), whose sum is σ = 90123840. Its totient is φ = 11860992.
The previous prime is 38956187. The next prime is 38956201. The reversal of 38956190 is 9165983.
38956190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×389561902 = 3035169478632200, which contains 22 as substring.
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 47 ways as a sum of consecutive naturals, for example, 437666 + ... + 437754.
It is an arithmetic number, because the mean of its divisors is an integer number (938790).
Almost surely, 238956190 is an apocalyptic number.
38956190 is an abundant number, since it is smaller than the sum of its proper divisors (51167650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38956190 is a wasteful number, since it uses less digits than its factorization.
38956190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 166 (or 153 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 41.
The square root of 38956190 is about 6241.4894055826. The cubic root of 38956190 is about 338.9941146955.
The spelling of 38956190 in words is "thirty-eight million, nine hundred fifty-six thousand, one hundred ninety".
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