Base | Representation |
---|---|
bin | 1101101011010… |
… | …1111101111111 |
3 | 10222221121201022 |
4 | 3122311331333 |
5 | 104141242242 |
6 | 5405334355 |
7 | 1264423643 |
oct | 332657577 |
9 | 128847638 |
10 | 57368447 |
11 | 2a423844 |
12 | 172673bb |
13 | bb68236 |
14 | 7894c23 |
15 | 50830d2 |
hex | 36b5f7f |
57368447 has 2 divisors, whose sum is σ = 57368448. Its totient is φ = 57368446.
The previous prime is 57368413. The next prime is 57368459. The reversal of 57368447 is 74486375.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 57368447 - 214 = 57352063 is a prime.
It is a super-2 number, since 2×573684472 = 6582277422383618, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 57368398 and 57368407.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57368477) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28684223 + 28684224.
It is an arithmetic number, because the mean of its divisors is an integer number (28684224).
Almost surely, 257368447 is an apocalyptic number.
57368447 is a deficient number, since it is larger than the sum of its proper divisors (1).
57368447 is an equidigital number, since it uses as much as digits as its factorization.
57368447 is an evil number, because the sum of its binary digits is even.
The product of its digits is 564480, while the sum is 44.
The square root of 57368447 is about 7574.1961289631. The cubic root of 57368447 is about 385.6775542852.
The spelling of 57368447 in words is "fifty-seven million, three hundred sixty-eight thousand, four hundred forty-seven".
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