Base | Representation |
---|---|
bin | 110011110111… |
… | …0011100101101 |
3 | 1220011110011020 |
4 | 1213232130231 |
5 | 23430103320 |
6 | 2410444353 |
7 | 450056205 |
oct | 147563455 |
9 | 56143136 |
10 | 27191085 |
11 | 14392079 |
12 | 91336b9 |
13 | 58305cc |
14 | 387b405 |
15 | 25c1940 |
hex | 19ee72d |
27191085 has 16 divisors (see below), whose sum is σ = 43628544. Its totient is φ = 14460992.
The previous prime is 27191063. The next prime is 27191111. The reversal of 27191085 is 58019172.
It is a cyclic number.
It is not a de Polignac number, because 27191085 - 25 = 27191053 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3379 + ... + 8111.
It is an arithmetic number, because the mean of its divisors is an integer number (2726784).
Almost surely, 227191085 is an apocalyptic number.
It is an amenable number.
27191085 is a deficient number, since it is larger than the sum of its proper divisors (16437459).
27191085 is a wasteful number, since it uses less digits than its factorization.
27191085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5124.
The product of its (nonzero) digits is 5040, while the sum is 33.
The square root of 27191085 is about 5214.5071675087. The cubic root of 27191085 is about 300.7060591867.
The spelling of 27191085 in words is "twenty-seven million, one hundred ninety-one thousand, eighty-five".
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