Base | Representation |
---|---|
bin | 1101101010111… |
… | …1100100000010 |
3 | 10222220021201120 |
4 | 3122233210002 |
5 | 104134422320 |
6 | 5405013110 |
7 | 1264254312 |
oct | 332574402 |
9 | 128807646 |
10 | 57342210 |
11 | 2a406062 |
12 | 17254196 |
13 | bb59303 |
14 | 7889442 |
15 | 507a440 |
hex | 36af902 |
57342210 has 32 divisors (see below), whose sum is σ = 139285440. Its totient is φ = 15106368.
The previous prime is 57342199. The next prime is 57342221. The reversal of 57342210 is 1224375.
57342210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57342199) and next prime (57342221).
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 15 ways as a sum of consecutive naturals, for example, 9025 + ... + 14004.
It is an arithmetic number, because the mean of its divisors is an integer number (4352670).
Almost surely, 257342210 is an apocalyptic number.
57342210 is an abundant number, since it is smaller than the sum of its proper divisors (81943230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57342210 is a wasteful number, since it uses less digits than its factorization.
57342210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23122.
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 57342210 is about 7572.4639319049. The cubic root of 57342210 is about 385.6187498057.
Adding to 57342210 its reverse (1224375), we get a palindrome (58566585).
The spelling of 57342210 in words is "fifty-seven million, three hundred forty-two thousand, two hundred ten".
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