Base | Representation |
---|---|
bin | 1101101011101… |
… | …0011010011001 |
3 | 10222222112200110 |
4 | 3122322122121 |
5 | 104142333044 |
6 | 5405554533 |
7 | 1264531005 |
oct | 332723231 |
9 | 128875613 |
10 | 57386649 |
11 | 2a436491 |
12 | 17275a49 |
13 | bb735c8 |
14 | 789b705 |
15 | 50886b9 |
hex | 36ba699 |
57386649 has 8 divisors (see below), whose sum is σ = 76552992. Its totient is φ = 38239040.
The previous prime is 57386629. The next prime is 57386657. The reversal of 57386649 is 94668375.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57386649 - 25 = 57386617 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 57386598 and 57386607.
It is not an unprimeable number, because it can be changed into a prime (57386629) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5857 + ... + 12209.
It is an arithmetic number, because the mean of its divisors is an integer number (9569124).
Almost surely, 257386649 is an apocalyptic number.
It is an amenable number.
57386649 is a deficient number, since it is larger than the sum of its proper divisors (19166343).
57386649 is a wasteful number, since it uses less digits than its factorization.
57386649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9367.
The product of its digits is 1088640, while the sum is 48.
The square root of 57386649 is about 7575.3976133270. The cubic root of 57386649 is about 385.7183395420.
The spelling of 57386649 in words is "fifty-seven million, three hundred eighty-six thousand, six hundred forty-nine".
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