Base | Representation |
---|---|
bin | 1101101010010… |
… | …1110011000100 |
3 | 10222211020212011 |
4 | 3122211303010 |
5 | 104132132322 |
6 | 5404104004 |
7 | 1264026562 |
oct | 332456304 |
9 | 128736764 |
10 | 57302212 |
11 | 2a389000 |
12 | 17235004 |
13 | bb44046 |
14 | 7878a32 |
15 | 506d677 |
hex | 36a5cc4 |
57302212 has 48 divisors (see below), whose sum is σ = 113137920. Its totient is φ = 25380960.
The previous prime is 57302207. The next prime is 57302213. The reversal of 57302212 is 21220375.
57302212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (57302213) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 250114 + ... + 250342.
It is an arithmetic number, because the mean of its divisors is an integer number (2357040).
Almost surely, 257302212 is an apocalyptic number.
It is an amenable number.
57302212 is a deficient number, since it is larger than the sum of its proper divisors (55835708).
57302212 is a wasteful number, since it uses less digits than its factorization.
57302212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 313 (or 289 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 57302212 is about 7569.8224549853. The cubic root of 57302212 is about 385.5290685372.
Adding to 57302212 its reverse (21220375), we get a palindrome (78522587).
The spelling of 57302212 in words is "fifty-seven million, three hundred two thousand, two hundred twelve".
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