Base | Representation |
---|---|
bin | 1101101000000… |
… | …0010101001110 |
3 | 10222112110100101 |
4 | 3122000111032 |
5 | 104112230000 |
6 | 5400521314 |
7 | 1262520301 |
oct | 332002516 |
9 | 128473311 |
10 | 57148750 |
11 | 2a29377a |
12 | 1718023a |
13 | babc239 |
14 | 7838b38 |
15 | 503ce6a |
hex | 368054e |
57148750 has 40 divisors (see below), whose sum is σ = 108246600. Its totient is φ = 22620000.
The previous prime is 57148727. The next prime is 57148753. The reversal of 57148750 is 5784175.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57148753) 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 19 ways as a sum of consecutive naturals, for example, 163576 + ... + 163924.
It is an arithmetic number, because the mean of its divisors is an integer number (2706165).
Almost surely, 257148750 is an apocalyptic number.
57148750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
57148750 is a deficient number, since it is larger than the sum of its proper divisors (51097850).
57148750 is a wasteful number, since it uses less digits than its factorization.
57148750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 502 (or 487 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 37.
The square root of 57148750 is about 7559.6792259989. The cubic root of 57148750 is about 385.1845969211.
The spelling of 57148750 in words is "fifty-seven million, one hundred forty-eight thousand, seven hundred fifty".
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