Base | Representation |
---|---|
bin | 110011100011… |
… | …0101111111111 |
3 | 1212212012002210 |
4 | 1213012233333 |
5 | 23404402404 |
6 | 2403151503 |
7 | 445511142 |
oct | 147065777 |
9 | 55765083 |
10 | 27028479 |
11 | 14290995 |
12 | 9075593 |
13 | 57a45aa |
14 | 3838059 |
15 | 258d689 |
hex | 19c6bff |
27028479 has 8 divisors (see below), whose sum is σ = 36064000. Its totient is φ = 18005976.
The previous prime is 27028447. The next prime is 27028483. The reversal of 27028479 is 97482072.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27028479 - 25 = 27028447 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 (27028579) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3744 + ... + 8250.
It is an arithmetic number, because the mean of its divisors is an integer number (4508000).
Almost surely, 227028479 is an apocalyptic number.
27028479 is a deficient number, since it is larger than the sum of its proper divisors (9035521).
27028479 is a wasteful number, since it uses less digits than its factorization.
27028479 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6509.
The product of its (nonzero) digits is 56448, while the sum is 39.
The square root of 27028479 is about 5198.8920935138. The cubic root of 27028479 is about 300.1054407143.
The spelling of 27028479 in words is "twenty-seven million, twenty-eight thousand, four hundred seventy-nine".
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