Base | Representation |
---|---|
bin | 1101101100010… |
… | …0101100010111 |
3 | 11000001200110002 |
4 | 3123010230113 |
5 | 104200210014 |
6 | 5410521515 |
7 | 1265064533 |
oct | 333045427 |
9 | 130050402 |
10 | 57428759 |
11 | 2a465093 |
12 | 1729629b |
13 | bb8981b |
14 | 78acbc3 |
15 | 5095dde |
hex | 36c4b17 |
57428759 has 2 divisors, whose sum is σ = 57428760. Its totient is φ = 57428758.
The previous prime is 57428717. The next prime is 57428801. The reversal of 57428759 is 95782475.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (57428717) and next prime (57428801).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57428759 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57421759) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28714379 + 28714380.
It is an arithmetic number, because the mean of its divisors is an integer number (28714380).
Almost surely, 257428759 is an apocalyptic number.
57428759 is a deficient number, since it is larger than the sum of its proper divisors (1).
57428759 is an equidigital number, since it uses as much as digits as its factorization.
57428759 is an evil number, because the sum of its binary digits is even.
The product of its digits is 705600, while the sum is 47.
The square root of 57428759 is about 7578.1764957013. The cubic root of 57428759 is about 385.8126624566.
The spelling of 57428759 in words is "fifty-seven million, four hundred twenty-eight thousand, seven hundred fifty-nine".
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