Base | Representation |
---|---|
bin | 1101101111110… |
… | …1001011001101 |
3 | 11000111102210121 |
4 | 3123331023031 |
5 | 104230110414 |
6 | 5415504541 |
7 | 1300050163 |
oct | 333751315 |
9 | 130442717 |
10 | 57660109 |
11 | 2a602991 |
12 | 17388151 |
13 | bc3ac10 |
14 | 792d233 |
15 | 50de724 |
hex | 36fd2cd |
57660109 has 8 divisors (see below), whose sum is σ = 62478752. Its totient is φ = 52896240.
The previous prime is 57660089. The next prime is 57660137. The reversal of 57660109 is 90106675.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57660109 - 25 = 57660077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57660199) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 11487 + ... + 15724.
It is an arithmetic number, because the mean of its divisors is an integer number (7809844).
Almost surely, 257660109 is an apocalyptic number.
It is an amenable number.
57660109 is a deficient number, since it is larger than the sum of its proper divisors (4818643).
57660109 is a wasteful number, since it uses less digits than its factorization.
57660109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27387.
The product of its (nonzero) digits is 11340, while the sum is 34.
The square root of 57660109 is about 7593.4253798928. The cubic root of 57660109 is about 386.3300464941.
The spelling of 57660109 in words is "fifty-seven million, six hundred sixty thousand, one hundred nine".
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