Base | Representation |
---|---|
bin | 111110111110110… |
… | …1001010110000101 |
3 | 12110021120101020202 |
4 | 1331331221112011 |
5 | 13312001442013 |
6 | 545411340245 |
7 | 103240566602 |
oct | 17575512605 |
9 | 5407511222 |
10 | 2113312133 |
11 | 994a00759 |
12 | 4ab8b1685 |
13 | 278a9c16a |
14 | 1609536a9 |
15 | c57e6858 |
hex | 7df69585 |
2113312133 has 4 divisors (see below), whose sum is σ = 2116840800. Its totient is φ = 2109783468.
The previous prime is 2113312111. The next prime is 2113312139. The reversal of 2113312133 is 3312133112.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2113312133 - 218 = 2113049989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113312139) 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 3 ways as a sum of consecutive naturals, for example, 1763435 + ... + 1764632.
It is an arithmetic number, because the mean of its divisors is an integer number (529210200).
Almost surely, 22113312133 is an apocalyptic number.
It is an amenable number.
2113312133 is a deficient number, since it is larger than the sum of its proper divisors (3528667).
2113312133 is an equidigital number, since it uses as much as digits as its factorization.
2113312133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3528666.
The product of its digits is 324, while the sum is 20.
The square root of 2113312133 is about 45970.7747704996. The cubic root of 2113312133 is about 1283.2793784854.
Adding to 2113312133 its reverse (3312133112), we get a palindrome (5425445245).
The spelling of 2113312133 in words is "two billion, one hundred thirteen million, three hundred twelve thousand, one hundred thirty-three".
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