Base | Representation |
---|---|
bin | 1101100110110… |
… | …0101001110100 |
3 | 10222101100210010 |
4 | 3121230221310 |
5 | 104102140043 |
6 | 5355100220 |
7 | 1262033304 |
oct | 331545164 |
9 | 128340703 |
10 | 57068148 |
11 | 2a239165 |
12 | 17141670 |
13 | ba91647 |
14 | 7817604 |
15 | 5024133 |
hex | 366ca74 |
57068148 has 24 divisors (see below), whose sum is σ = 137455360. Its totient is φ = 18408960.
The previous prime is 57068147. The next prime is 57068159. The reversal of 57068148 is 84186075.
It is a super-2 number, since 2×570681482 = 6513547032299808, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57068147) 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, 76333 + ... + 77076.
Almost surely, 257068148 is an apocalyptic number.
It is an amenable number.
57068148 is an abundant number, since it is smaller than the sum of its proper divisors (80387212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57068148 is a wasteful number, since it uses less digits than its factorization.
57068148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153447 (or 153445 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 39.
The square root of 57068148 is about 7554.3462986548. The cubic root of 57068148 is about 385.0034249428.
The spelling of 57068148 in words is "fifty-seven million, sixty-eight thousand, one hundred forty-eight".
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