Base | Representation |
---|---|
bin | 1101100110110… |
… | …1111011010101 |
3 | 10222101121221100 |
4 | 3121231323111 |
5 | 104102321430 |
6 | 5355140313 |
7 | 1262054436 |
oct | 331557325 |
9 | 128347840 |
10 | 57073365 |
11 | 2a242078 |
12 | 17144699 |
13 | ba93b2b |
14 | 781948d |
15 | 5025960 |
hex | 366ded5 |
57073365 has 24 divisors (see below), whose sum is σ = 99136440. Its totient is φ = 30374784.
The previous prime is 57073361. The next prime is 57073391. The reversal of 57073365 is 56337075.
It can be written as a sum of positive squares in 4 ways, for example, as 3006756 + 54066609 = 1734^2 + 7353^2 .
It is not a de Polignac number, because 57073365 - 22 = 57073361 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57073361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26551 + ... + 28619.
It is an arithmetic number, because the mean of its divisors is an integer number (4130685).
Almost surely, 257073365 is an apocalyptic number.
It is an amenable number.
57073365 is a deficient number, since it is larger than the sum of its proper divisors (42063075).
57073365 is a wasteful number, since it uses less digits than its factorization.
57073365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2693 (or 2690 counting only the distinct ones).
The product of its (nonzero) digits is 66150, while the sum is 36.
The square root of 57073365 is about 7554.6915886752. The cubic root of 57073365 is about 385.0151565406.
The spelling of 57073365 in words is "fifty-seven million, seventy-three thousand, three hundred sixty-five".
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