Base | Representation |
---|---|
bin | 1101101101101… |
… | …1000000111110 |
3 | 11000020022212102 |
4 | 3123123000332 |
5 | 104211121230 |
6 | 5412505102 |
7 | 1265625230 |
oct | 333330076 |
9 | 130208772 |
10 | 57520190 |
11 | 2a517852 |
12 | 1731b192 |
13 | bbbc320 |
14 | 78d4250 |
15 | 50b3045 |
hex | 36db03e |
57520190 has 64 divisors (see below), whose sum is σ = 131604480. Its totient is φ = 17608320.
The previous prime is 57520189. The next prime is 57520219. The reversal of 57520190 is 9102575.
It is a super-2 number, since 2×575201902 = 6617144515272200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27191 + ... + 29229.
It is an arithmetic number, because the mean of its divisors is an integer number (2056320).
Almost surely, 257520190 is an apocalyptic number.
57520190 is an abundant number, since it is smaller than the sum of its proper divisors (74084290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57520190 is a wasteful number, since it uses less digits than its factorization.
57520190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2097.
The product of its (nonzero) digits is 3150, while the sum is 29.
The square root of 57520190 is about 7584.2066163838. The cubic root of 57520190 is about 386.0173017024.
The spelling of 57520190 in words is "fifty-seven million, five hundred twenty thousand, one hundred ninety".
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