Base | Representation |
---|---|
bin | 110011101101… |
… | …0010000010001 |
3 | 1220000020200200 |
4 | 1213122100101 |
5 | 23414431434 |
6 | 2405005413 |
7 | 446263101 |
oct | 147322021 |
9 | 56006620 |
10 | 27108369 |
11 | 14335a12 |
12 | 90b3869 |
13 | 5801a72 |
14 | 3859201 |
15 | 25a7199 |
hex | 19da411 |
27108369 has 6 divisors (see below), whose sum is σ = 39156546. Its totient is φ = 18072240.
The previous prime is 27108349. The next prime is 27108373. The reversal of 27108369 is 96380172.
It can be written as a sum of positive squares in only one way, i.e., 23648769 + 3459600 = 4863^2 + 1860^2 .
It is a de Polignac number, because none of the positive numbers 2k-27108369 is a prime.
It is a super-2 number, since 2×271083692 = 1469727339680322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (27108349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1506012 + ... + 1506029.
It is an arithmetic number, because the mean of its divisors is an integer number (6526091).
Almost surely, 227108369 is an apocalyptic number.
It is an amenable number.
27108369 is a deficient number, since it is larger than the sum of its proper divisors (12048177).
27108369 is a wasteful number, since it uses less digits than its factorization.
27108369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3012047 (or 3012044 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 27108369 is about 5206.5697920992. The cubic root of 27108369 is about 300.4008308768.
The spelling of 27108369 in words is "twenty-seven million, one hundred eight thousand, three hundred sixty-nine".
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