Base | Representation |
---|---|
bin | 11111000001000101011011 |
3 | 120022002111201 |
4 | 133001011123 |
5 | 4040142112 |
6 | 450135031 |
7 | 126053161 |
oct | 37010533 |
9 | 16262451 |
10 | 8130907 |
11 | 4653964 |
12 | 2881477 |
13 | 18b8bb5 |
14 | 1119231 |
15 | aa9257 |
hex | 7c115b |
8130907 has 2 divisors, whose sum is σ = 8130908. Its totient is φ = 8130906.
The previous prime is 8130901. The next prime is 8130911. The reversal of 8130907 is 7090318.
8130907 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 8130907 - 27 = 8130779 is a prime.
It is a super-2 number, since 2×81309072 = 132223297285298, which contains 22 as substring.
It is a Chen prime.
8130907 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (8130901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4065453 + 4065454.
It is an arithmetic number, because the mean of its divisors is an integer number (4065454).
Almost surely, 28130907 is an apocalyptic number.
8130907 is a deficient number, since it is larger than the sum of its proper divisors (1).
8130907 is an equidigital number, since it uses as much as digits as its factorization.
8130907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 8130907 is about 2851.4745308349. The cubic root of 8130907 is about 201.0849949525.
The spelling of 8130907 in words is "eight million, one hundred thirty thousand, nine hundred seven".
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