Base | Representation |
---|---|
bin | 1101110001000… |
… | …0011010001101 |
3 | 11000122102212112 |
4 | 3130100122031 |
5 | 104240121033 |
6 | 5421313405 |
7 | 1300525652 |
oct | 334203215 |
9 | 130572775 |
10 | 57738893 |
11 | 2a6570a3 |
12 | 17405865 |
13 | bc67a34 |
14 | 794dc29 |
15 | 5107c48 |
hex | 371068d |
57738893 has 2 divisors, whose sum is σ = 57738894. Its totient is φ = 57738892.
The previous prime is 57738883. The next prime is 57738911. The reversal of 57738893 is 39883775.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 39778249 + 17960644 = 6307^2 + 4238^2 .
It is a cyclic number.
It is not a de Polignac number, because 57738893 - 26 = 57738829 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57738883) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28869446 + 28869447.
It is an arithmetic number, because the mean of its divisors is an integer number (28869447).
Almost surely, 257738893 is an apocalyptic number.
It is an amenable number.
57738893 is a deficient number, since it is larger than the sum of its proper divisors (1).
57738893 is an equidigital number, since it uses as much as digits as its factorization.
57738893 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1270080, while the sum is 50.
The square root of 57738893 is about 7598.6112546965. The cubic root of 57738893 is about 386.5059206819.
The spelling of 57738893 in words is "fifty-seven million, seven hundred thirty-eight thousand, eight hundred ninety-three".
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