Base | Representation |
---|---|
bin | 11110011101110010001001 |
3 | 120000202011101 |
4 | 132131302021 |
5 | 4021030223 |
6 | 443101401 |
7 | 124611466 |
oct | 36356211 |
9 | 16022141 |
10 | 7986313 |
11 | 4565265 |
12 | 2811861 |
13 | 186813a |
14 | 10bc66d |
15 | a7b4ad |
hex | 79dc89 |
7986313 has 12 divisors (see below), whose sum is σ = 8635648. Its totient is φ = 7377480.
The previous prime is 7986269. The next prime is 7986317. The reversal of 7986313 is 3136897.
It is a de Polignac number, because none of the positive numbers 2k-7986313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7986317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16156 + ... + 16642.
Almost surely, 27986313 is an apocalyptic number.
It is an amenable number.
7986313 is a deficient number, since it is larger than the sum of its proper divisors (649335).
7986313 is a wasteful number, since it uses less digits than its factorization.
7986313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564 (or 541 counting only the distinct ones).
The product of its digits is 27216, while the sum is 37.
The square root of 7986313 is about 2826.0065463477. The cubic root of 7986313 is about 199.8858765583.
Subtracting from 7986313 its sum of digits (37), we obtain a square (7986276 = 28262).
The spelling of 7986313 in words is "seven million, nine hundred eighty-six thousand, three hundred thirteen".
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