Base | Representation |
---|---|
bin | 1101101011011… |
… | …1001011001011 |
3 | 10222221212111021 |
4 | 3122313023023 |
5 | 104141422022 |
6 | 5405413311 |
7 | 1264444231 |
oct | 332671313 |
9 | 128855437 |
10 | 57373387 |
11 | 2a427525 |
12 | 1726a237 |
13 | bb6a566 |
14 | 7896951 |
15 | 50847c7 |
hex | 36b72cb |
57373387 has 2 divisors, whose sum is σ = 57373388. Its totient is φ = 57373386.
The previous prime is 57373357. The next prime is 57373403. The reversal of 57373387 is 78337375.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 57373387 - 211 = 57371339 is a prime.
It is not a weakly prime, because it can be changed into another prime (57373307) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28686693 + 28686694.
It is an arithmetic number, because the mean of its divisors is an integer number (28686694).
Almost surely, 257373387 is an apocalyptic number.
57373387 is a deficient number, since it is larger than the sum of its proper divisors (1).
57373387 is an equidigital number, since it uses as much as digits as its factorization.
57373387 is an evil number, because the sum of its binary digits is even.
The product of its digits is 370440, while the sum is 43.
The square root of 57373387 is about 7574.5222291574. The cubic root of 57373387 is about 385.6886242056.
The spelling of 57373387 in words is "fifty-seven million, three hundred seventy-three thousand, three hundred eighty-seven".
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