Base | Representation |
---|---|
bin | 1101110100110… |
… | …1101111011001 |
3 | 11001010012110200 |
4 | 3131031233121 |
5 | 104321140410 |
6 | 5430532413 |
7 | 1302623235 |
oct | 335155731 |
9 | 131105420 |
10 | 57990105 |
11 | 2a808908 |
12 | 17507109 |
13 | c025194 |
14 | 79b75c5 |
15 | 51573c0 |
hex | 374dbd9 |
57990105 has 48 divisors (see below), whose sum is σ = 103434240. Its totient is φ = 30046464.
The previous prime is 57990089. The next prime is 57990139. The reversal of 57990105 is 50109975.
It is a happy number.
It is not a de Polignac number, because 57990105 - 24 = 57990089 is a prime.
It is a super-2 number, since 2×579901052 = 6725704555822050, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 57990105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417126 + ... + 417264.
It is an arithmetic number, because the mean of its divisors is an integer number (2154880).
Almost surely, 257990105 is an apocalyptic number.
It is an amenable number.
57990105 is a deficient number, since it is larger than the sum of its proper divisors (45444135).
57990105 is a wasteful number, since it uses less digits than its factorization.
57990105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 350 (or 347 counting only the distinct ones).
The product of its (nonzero) digits is 14175, while the sum is 36.
The square root of 57990105 is about 7615.1234395773. The cubic root of 57990105 is about 387.0656499807.
The spelling of 57990105 in words is "fifty-seven million, nine hundred ninety thousand, one hundred five".
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