Base | Representation |
---|---|
bin | 10110011110101111… |
… | …00000011010101110 |
3 | 1011011002220201200000 |
4 | 23033113200122232 |
5 | 144204124333043 |
6 | 5313332045130 |
7 | 605036432526 |
oct | 131727403256 |
9 | 34132821600 |
10 | 12068980398 |
11 | 5133696672 |
12 | 2409a637a6 |
13 | 11a4537227 |
14 | 826c56686 |
15 | 4a98492d3 |
hex | 2cf5e06ae |
12068980398 has 24 divisors (see below), whose sum is σ = 27117957048. Its totient is φ = 4022993304.
The previous prime is 12068980397. The next prime is 12068980411. The reversal of 12068980398 is 89308986021.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12068980397) 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, 12416161 + ... + 12417132.
It is an arithmetic number, because the mean of its divisors is an integer number (1129914877).
Almost surely, 212068980398 is an apocalyptic number.
12068980398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
12068980398 is an abundant number, since it is smaller than the sum of its proper divisors (15048976650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12068980398 is an equidigital number, since it uses as much as digits as its factorization.
12068980398 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24833310 (or 24833298 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 54.
The spelling of 12068980398 in words is "twelve billion, sixty-eight million, nine hundred eighty thousand, three hundred ninety-eight".
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