Base | Representation |
---|---|
bin | 1101101010101… |
… | …0000010110101 |
3 | 10222212010201100 |
4 | 3122222002311 |
5 | 104133211410 |
6 | 5404320313 |
7 | 1264131360 |
oct | 332520265 |
9 | 128763640 |
10 | 57319605 |
11 | 2a3a0082 |
12 | 17243099 |
13 | bb4bc35 |
14 | 78810d7 |
15 | 50738c0 |
hex | 36aa0b5 |
57319605 has 24 divisors (see below), whose sum is σ = 113548032. Its totient is φ = 26203104.
The previous prime is 57319501. The next prime is 57319643. The reversal of 57319605 is 50691375.
It is a happy number.
57319605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57319605 - 28 = 57319349 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57319605.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90669 + ... + 91298.
It is an arithmetic number, because the mean of its divisors is an integer number (4731168).
Almost surely, 257319605 is an apocalyptic number.
It is an amenable number.
57319605 is a deficient number, since it is larger than the sum of its proper divisors (56228427).
57319605 is a wasteful number, since it uses less digits than its factorization.
57319605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181985 (or 181982 counting only the distinct ones).
The product of its (nonzero) digits is 28350, while the sum is 36.
The square root of 57319605 is about 7570.9712058626. The cubic root of 57319605 is about 385.5680712710.
The spelling of 57319605 in words is "fifty-seven million, three hundred nineteen thousand, six hundred five".
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