Base | Representation |
---|---|
bin | 110011101010… |
… | …0100101111100 |
3 | 1212222001212211 |
4 | 1213110211330 |
5 | 23413211210 |
6 | 2404310204 |
7 | 446135353 |
oct | 147244574 |
9 | 55861784 |
10 | 27085180 |
11 | 1431a551 |
12 | 90a2364 |
13 | 57c4345 |
14 | 385099a |
15 | 25a038a |
hex | 19d497c |
27085180 has 24 divisors (see below), whose sum is σ = 56977200. Its totient is φ = 10815360.
The previous prime is 27085139. The next prime is 27085181. The reversal of 27085180 is 8158072.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27085181) 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, 20335 + ... + 21625.
It is an arithmetic number, because the mean of its divisors is an integer number (2374050).
Almost surely, 227085180 is an apocalyptic number.
27085180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27085180 is an abundant number, since it is smaller than the sum of its proper divisors (29892020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27085180 is a wasteful number, since it uses less digits than its factorization.
27085180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2349 (or 2347 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 31.
The square root of 27085180 is about 5204.3424176355. The cubic root of 27085180 is about 300.3151502998.
The spelling of 27085180 in words is "twenty-seven million, eighty-five thousand, one hundred eighty".
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