Base | Representation |
---|---|
bin | 1101100110010… |
… | …0000111110101 |
3 | 10222022120211221 |
4 | 3121210013311 |
5 | 104100030310 |
6 | 5354230341 |
7 | 1261526365 |
oct | 331440765 |
9 | 128276757 |
10 | 57033205 |
11 | 2a214989 |
12 | 171253b1 |
13 | ba7b778 |
14 | 78089a5 |
15 | 5018ada |
hex | 36641f5 |
57033205 has 8 divisors (see below), whose sum is σ = 68580000. Its totient is φ = 45533136.
The previous prime is 57033203. The next prime is 57033217. The reversal of 57033205 is 50233075.
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 57033205 - 21 = 57033203 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57033205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57033203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8935 + ... + 13924.
It is an arithmetic number, because the mean of its divisors is an integer number (8572500).
Almost surely, 257033205 is an apocalyptic number.
It is an amenable number.
57033205 is a deficient number, since it is larger than the sum of its proper divisors (11546795).
57033205 is a wasteful number, since it uses less digits than its factorization.
57033205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23363.
The product of its (nonzero) digits is 3150, while the sum is 25.
The square root of 57033205 is about 7552.0331699483. The cubic root of 57033205 is about 384.9248293112.
The spelling of 57033205 in words is "fifty-seven million, thirty-three thousand, two hundred five".
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