Base | Representation |
---|---|
bin | 110011111011… |
… | …1101000100011 |
3 | 1220020100202122 |
4 | 1213313220203 |
5 | 23432304312 |
6 | 2411334455 |
7 | 450303662 |
oct | 147675043 |
9 | 56210678 |
10 | 27228707 |
11 | 14408370 |
12 | 915142b |
13 | 584477c |
14 | 388add9 |
15 | 25ccb72 |
hex | 19f7a23 |
27228707 has 16 divisors (see below), whose sum is σ = 30780000. Its totient is φ = 23869440.
The previous prime is 27228701. The next prime is 27228727. The reversal of 27228707 is 70782272.
It is not a de Polignac number, because 27228707 - 28 = 27228451 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27228701) 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, 60419 + ... + 60867.
It is an arithmetic number, because the mean of its divisors is an integer number (1923750).
Almost surely, 227228707 is an apocalyptic number.
27228707 is a deficient number, since it is larger than the sum of its proper divisors (3551293).
27228707 is a wasteful number, since it uses less digits than its factorization.
27228707 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646.
The product of its (nonzero) digits is 21952, while the sum is 35.
The square root of 27228707 is about 5218.1133563770. The cubic root of 27228707 is about 300.8446824361.
The spelling of 27228707 in words is "twenty-seven million, two hundred twenty-eight thousand, seven hundred seven".
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