Base | Representation |
---|---|
bin | 111110111110011… |
… | …1101001100100011 |
3 | 12110021020012012012 |
4 | 1331330331030203 |
5 | 13311430200144 |
6 | 545403423135 |
7 | 103236214436 |
oct | 17574751443 |
9 | 5407205165 |
10 | 2113131299 |
11 | 994897904 |
12 | 4ab824aab |
13 | 278a37a66 |
14 | 16090781d |
15 | c57ace9e |
hex | 7df3d323 |
2113131299 has 4 divisors (see below), whose sum is σ = 2113868160. Its totient is φ = 2112394440.
The previous prime is 2113131257. The next prime is 2113131373. The reversal of 2113131299 is 9921313112.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2113131299 - 28 = 2113131043 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2113131199) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364112 + ... + 369869.
It is an arithmetic number, because the mean of its divisors is an integer number (528467040).
Almost surely, 22113131299 is an apocalyptic number.
2113131299 is a deficient number, since it is larger than the sum of its proper divisors (736861).
2113131299 is an equidigital number, since it uses as much as digits as its factorization.
2113131299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 736860.
The product of its digits is 2916, while the sum is 32.
The square root of 2113131299 is about 45968.8078918738. The cubic root of 2113131299 is about 1283.2427744648.
The spelling of 2113131299 in words is "two billion, one hundred thirteen million, one hundred thirty-one thousand, two hundred ninety-nine".
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