Base | Representation |
---|---|
bin | 110011100011… |
… | …1010000010101 |
3 | 1212212021221110 |
4 | 1213013100111 |
5 | 23404434144 |
6 | 2403205233 |
7 | 445520160 |
oct | 147072025 |
9 | 55767843 |
10 | 27030549 |
11 | 142924a7 |
12 | 9076819 |
13 | 57a5510 |
14 | 3838ad7 |
15 | 258e0b9 |
hex | 19c7415 |
27030549 has 16 divisors (see below), whose sum is σ = 44358272. Its totient is φ = 14257728.
The previous prime is 27030517. The next prime is 27030557. The reversal of 27030549 is 94503072.
It is not a de Polignac number, because 27030549 - 25 = 27030517 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27030049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49234 + ... + 49779.
It is an arithmetic number, because the mean of its divisors is an integer number (2772392).
Almost surely, 227030549 is an apocalyptic number.
It is an amenable number.
27030549 is a deficient number, since it is larger than the sum of its proper divisors (17327723).
27030549 is a wasteful number, since it uses less digits than its factorization.
27030549 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99036.
The product of its (nonzero) digits is 7560, while the sum is 30.
The square root of 27030549 is about 5199.0911705797. The cubic root of 27030549 is about 300.1131017990.
The spelling of 27030549 in words is "twenty-seven million, thirty thousand, five hundred forty-nine".
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