Base | Representation |
---|---|
bin | 1101101001000… |
… | …0010101010000 |
3 | 10222122210020201 |
4 | 3122100111100 |
5 | 104121324123 |
6 | 5402144544 |
7 | 1263212335 |
oct | 332202520 |
9 | 128583221 |
10 | 57214288 |
11 | 2a328a3a |
12 | 171b2154 |
13 | bb13011 |
14 | 785498c |
15 | 50525ad |
hex | 3690550 |
57214288 has 10 divisors (see below), whose sum is σ = 110852714. Its totient is φ = 28607136.
The previous prime is 57214277. The next prime is 57214309. The reversal of 57214288 is 88241275.
It can be written as a sum of positive squares in only one way, i.e., 46403344 + 10810944 = 6812^2 + 3288^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1787931 + ... + 1787962.
Almost surely, 257214288 is an apocalyptic number.
It is an amenable number.
57214288 is a deficient number, since it is larger than the sum of its proper divisors (53638426).
57214288 is a wasteful number, since it uses less digits than its factorization.
57214288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3575901 (or 3575895 counting only the distinct ones).
The product of its digits is 35840, while the sum is 37.
The square root of 57214288 is about 7564.0126916869. The cubic root of 57214288 is about 385.3317834840.
The spelling of 57214288 in words is "fifty-seven million, two hundred fourteen thousand, two hundred eighty-eight".
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