Base | Representation |
---|---|
bin | 110011100111… |
… | …1111010000001 |
3 | 1212221002112220 |
4 | 1213033322001 |
5 | 23412102420 |
6 | 2404041253 |
7 | 446025402 |
oct | 147177201 |
9 | 55832486 |
10 | 27065985 |
11 | 14307091 |
12 | 9093229 |
13 | 57b869b |
14 | 38479a9 |
15 | 2599840 |
hex | 19cfe81 |
27065985 has 8 divisors (see below), whose sum is σ = 43305600. Its totient is φ = 14435184.
The previous prime is 27065957. The next prime is 27065993. The reversal of 27065985 is 58956072.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27065985 - 212 = 27061889 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 902185 + ... + 902214.
It is an arithmetic number, because the mean of its divisors is an integer number (5413200).
Almost surely, 227065985 is an apocalyptic number.
It is an amenable number.
27065985 is a deficient number, since it is larger than the sum of its proper divisors (16239615).
27065985 is a wasteful number, since it uses less digits than its factorization.
27065985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1804407.
The product of its (nonzero) digits is 151200, while the sum is 42.
The square root of 27065985 is about 5202.4979577122. The cubic root of 27065985 is about 300.2441900723.
The spelling of 27065985 in words is "twenty-seven million, sixty-five thousand, nine hundred eighty-five".
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