Base | Representation |
---|---|
bin | 1111001001010011… |
… | …01110110111001100 |
3 | 202222200010022021222 |
4 | 13210221232313030 |
5 | 113123031044041 |
6 | 3422501542512 |
7 | 405332213021 |
oct | 74451566714 |
9 | 22880108258 |
10 | 8131112396 |
11 | 34a288a100 |
12 | 16ab114a38 |
13 | 9c775b014 |
14 | 571c77548 |
15 | 328c9874b |
hex | 1e4a6edcc |
8131112396 has 36 divisors (see below), whose sum is σ = 16463841240. Its totient is φ = 3501432000.
The previous prime is 8131112281. The next prime is 8131112399. The reversal of 8131112396 is 6932111318.
It is a super-2 number, since 2×81311123962 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8131112399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 432905 + ... + 451296.
Almost surely, 28131112396 is an apocalyptic number.
It is an amenable number.
8131112396 is an abundant number, since it is smaller than the sum of its proper divisors (8332728844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8131112396 is a wasteful number, since it uses less digits than its factorization.
8131112396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 884246 (or 884233 counting only the distinct ones).
The product of its digits is 7776, while the sum is 35.
The square root of 8131112396 is about 90172.6809848748. The cubic root of 8131112396 is about 2010.8668815048.
The spelling of 8131112396 in words is "eight billion, one hundred thirty-one million, one hundred twelve thousand, three hundred ninety-six".
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