Base | Representation |
---|---|
bin | 1101100111001… |
… | …0110000000001 |
3 | 10222102122001001 |
4 | 3121302300001 |
5 | 104103434441 |
6 | 5355412001 |
7 | 1262166151 |
oct | 331626001 |
9 | 128378031 |
10 | 57093121 |
11 | 2a2559a8 |
12 | 17154001 |
13 | ba9cb17 |
14 | 7822761 |
15 | 502b731 |
hex | 3672c01 |
57093121 has 8 divisors (see below), whose sum is σ = 58522464. Its totient is φ = 55668480.
The previous prime is 57093079. The next prime is 57093131. The reversal of 57093121 is 12139075.
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 57093121 - 217 = 56962049 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 57093121.
It is not an unprimeable number, because it can be changed into a prime (57093131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46305 + ... + 47521.
It is an arithmetic number, because the mean of its divisors is an integer number (7315308).
Almost surely, 257093121 is an apocalyptic number.
It is an amenable number.
57093121 is a deficient number, since it is larger than the sum of its proper divisors (1429343).
57093121 is a wasteful number, since it uses less digits than its factorization.
57093121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2351.
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 57093121 is about 7555.9990074113. Note that the first 3 decimals coincide. The cubic root of 57093121 is about 385.0595758708.
The spelling of 57093121 in words is "fifty-seven million, ninety-three thousand, one hundred twenty-one".
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