Base | Representation |
---|---|
bin | 10110101101000101… |
… | …00110001110110011 |
3 | 1011110111101000221222 |
4 | 23112202212032303 |
5 | 144430432001212 |
6 | 5333311335255 |
7 | 611030403212 |
oct | 132642461663 |
9 | 34414330858 |
10 | 12189328307 |
11 | 5195615852 |
12 | 244222152b |
13 | 11c3453600 |
14 | 838c23079 |
15 | 4b51bcc72 |
hex | 2d68a63b3 |
12189328307 has 12 divisors (see below), whose sum is σ = 13216669920. Its totient is φ = 11236706208.
The previous prime is 12189328303. The next prime is 12189328313. The reversal of 12189328307 is 70382398121.
It is not a de Polignac number, because 12189328307 - 22 = 12189328303 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12189328303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80294 + ... + 175572.
It is an arithmetic number, because the mean of its divisors is an integer number (1101389160).
Almost surely, 212189328307 is an apocalyptic number.
12189328307 is a deficient number, since it is larger than the sum of its proper divisors (1027341613).
12189328307 is an equidigital number, since it uses as much as digits as its factorization.
12189328307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96062 (or 96049 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 44.
The spelling of 12189328307 in words is "twelve billion, one hundred eighty-nine million, three hundred twenty-eight thousand, three hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •