Base | Representation |
---|---|
bin | 111110111011011… |
… | …0010001011100000 |
3 | 12110011011222201202 |
4 | 1331312302023200 |
5 | 13311021411222 |
6 | 545305020332 |
7 | 103216365326 |
oct | 17566621340 |
9 | 5404158652 |
10 | 2111513312 |
11 | 993992227 |
12 | 4ab1846a8 |
13 | 2785bc47c |
14 | 160605d16 |
15 | c558d892 |
hex | 7ddb22e0 |
2111513312 has 12 divisors (see below), whose sum is σ = 4157041896. Its totient is φ = 1055756640.
The previous prime is 2111513293. The next prime is 2111513329. The reversal of 2111513312 is 2133151112.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32992364 + ... + 32992427.
It is an arithmetic number, because the mean of its divisors is an integer number (346420158).
Almost surely, 22111513312 is an apocalyptic number.
It is an amenable number.
2111513312 is a deficient number, since it is larger than the sum of its proper divisors (2045528584).
2111513312 is an equidigital number, since it uses as much as digits as its factorization.
2111513312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65984801 (or 65984793 counting only the distinct ones).
The product of its digits is 180, while the sum is 20.
The square root of 2111513312 is about 45951.2057730806. The cubic root of 2111513312 is about 1282.9151721250.
Adding to 2111513312 its reverse (2133151112), we get a palindrome (4244664424).
The spelling of 2111513312 in words is "two billion, one hundred eleven million, five hundred thirteen thousand, three hundred twelve".
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