Base | Representation |
---|---|
bin | 1101101001011… |
… | …0001101000110 |
3 | 10222201000020121 |
4 | 3122112031012 |
5 | 104123111332 |
6 | 5402452154 |
7 | 1263342430 |
oct | 332261506 |
9 | 128630217 |
10 | 57238342 |
11 | 2a345017 |
12 | 1720405a |
13 | bb20c55 |
14 | 785d650 |
15 | 5059797 |
hex | 3696346 |
57238342 has 32 divisors (see below), whose sum is σ = 100279872. Its totient is φ = 23998464.
The previous prime is 57238273. The next prime is 57238343. The reversal of 57238342 is 24383275.
57238342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 57238298 and 57238307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57238343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153268 + ... + 153640.
It is an arithmetic number, because the mean of its divisors is an integer number (3133746).
Almost surely, 257238342 is an apocalyptic number.
57238342 is a deficient number, since it is larger than the sum of its proper divisors (43041530).
57238342 is a wasteful number, since it uses less digits than its factorization.
57238342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 592.
The product of its digits is 40320, while the sum is 34.
The square root of 57238342 is about 7565.6025536635. The cubic root of 57238342 is about 385.3857762448.
The spelling of 57238342 in words is "fifty-seven million, two hundred thirty-eight thousand, three hundred forty-two".
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