Base | Representation |
---|---|
bin | 110011100101… |
… | …1110100111111 |
3 | 1212220020122011 |
4 | 1213023310333 |
5 | 23411034104 |
6 | 2403432051 |
7 | 445625605 |
oct | 147136477 |
9 | 55806564 |
10 | 27049279 |
11 | 142a5584 |
12 | 9085627 |
13 | 57b0bba |
14 | 3841875 |
15 | 2594904 |
hex | 19cbd3f |
27049279 has 8 divisors (see below), whose sum is σ = 27941760. Its totient is φ = 26168856.
The previous prime is 27049277. The next prime is 27049313. The reversal of 27049279 is 97294072.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27049279 - 21 = 27049277 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27049271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1662 + ... + 7540.
It is an arithmetic number, because the mean of its divisors is an integer number (3492720).
Almost surely, 227049279 is an apocalyptic number.
27049279 is a deficient number, since it is larger than the sum of its proper divisors (892481).
27049279 is a wasteful number, since it uses less digits than its factorization.
27049279 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6029.
The product of its (nonzero) digits is 63504, while the sum is 40.
The square root of 27049279 is about 5200.8921350091. The cubic root of 27049279 is about 300.1824038884.
The spelling of 27049279 in words is "twenty-seven million, forty-nine thousand, two hundred seventy-nine".
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