Base | Representation |
---|---|
bin | 110011101010… |
… | …1100111011001 |
3 | 1212222021121222 |
4 | 1213111213121 |
5 | 23413324434 |
6 | 2404341425 |
7 | 446153516 |
oct | 147254731 |
9 | 55867558 |
10 | 27089369 |
11 | 1432270a |
12 | 90a4875 |
13 | 57c6218 |
14 | 385230d |
15 | 25a172e |
hex | 19d59d9 |
27089369 has 4 divisors (see below), whose sum is σ = 27120144. Its totient is φ = 27058596.
The previous prime is 27089357. The next prime is 27089389. The reversal of 27089369 is 96398072.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 27089369 - 24 = 27089353 is a prime.
It is a super-2 number, since 2×270893692 = 1467667825636322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27089329) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14027 + ... + 15840.
It is an arithmetic number, because the mean of its divisors is an integer number (6780036).
Almost surely, 227089369 is an apocalyptic number.
It is an amenable number.
27089369 is a deficient number, since it is larger than the sum of its proper divisors (30775).
27089369 is an equidigital number, since it uses as much as digits as its factorization.
27089369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30774.
The product of its (nonzero) digits is 163296, while the sum is 44.
The square root of 27089369 is about 5204.7448544573. The cubic root of 27089369 is about 300.3306317712.
The spelling of 27089369 in words is "twenty-seven million, eighty-nine thousand, three hundred sixty-nine".
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