Base | Representation |
---|---|
bin | 110011110000… |
… | …1110000000101 |
3 | 1220001210211000 |
4 | 1213201300011 |
5 | 23421422302 |
6 | 2405403513 |
7 | 446451450 |
oct | 147416005 |
9 | 56053730 |
10 | 27139077 |
11 | 14356a99 |
12 | 9109599 |
13 | 5812a34 |
14 | 3866497 |
15 | 25b131c |
hex | 19e1c05 |
27139077 has 16 divisors (see below), whose sum is σ = 45950080. Its totient is φ = 15507936.
The previous prime is 27139067. The next prime is 27139109. The reversal of 27139077 is 77093172.
It is not a de Polignac number, because 27139077 - 24 = 27139061 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 (27139067) 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 15 ways as a sum of consecutive naturals, for example, 71608 + ... + 71985.
It is an arithmetic number, because the mean of its divisors is an integer number (2871880).
Almost surely, 227139077 is an apocalyptic number.
27139077 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
27139077 is a deficient number, since it is larger than the sum of its proper divisors (18811003).
27139077 is a wasteful number, since it uses less digits than its factorization.
27139077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143609 (or 143603 counting only the distinct ones).
The product of its (nonzero) digits is 18522, while the sum is 36.
The square root of 27139077 is about 5209.5179239542. The cubic root of 27139077 is about 300.5142180956.
The spelling of 27139077 in words is "twenty-seven million, one hundred thirty-nine thousand, seventy-seven".
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