Base | Representation |
---|---|
bin | 11111000111011101010011 |
3 | 120100102022112 |
4 | 133013131103 |
5 | 4042011021 |
6 | 450455535 |
7 | 126222242 |
oct | 37073523 |
9 | 16312275 |
10 | 8157011 |
11 | 4671535 |
12 | 28945ab |
13 | 18c7a45 |
14 | 1124959 |
15 | ab1d5b |
hex | 7c7753 |
8157011 has 2 divisors, whose sum is σ = 8157012. Its totient is φ = 8157010.
The previous prime is 8157007. The next prime is 8157013. The reversal of 8157011 is 1107518.
8157011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 8157011 - 22 = 8157007 is a prime.
Together with 8157013, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (8157013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4078505 + 4078506.
It is an arithmetic number, because the mean of its divisors is an integer number (4078506).
Almost surely, 28157011 is an apocalyptic number.
8157011 is a deficient number, since it is larger than the sum of its proper divisors (1).
8157011 is an equidigital number, since it uses as much as digits as its factorization.
8157011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 280, while the sum is 23.
The square root of 8157011 is about 2856.0481438519. The cubic root of 8157011 is about 201.2999572492.
The spelling of 8157011 in words is "eight million, one hundred fifty-seven thousand, eleven".
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