Base | Representation |
---|---|
bin | 111110111110001… |
… | …1101011010010101 |
3 | 12110020222120121100 |
4 | 1331330131122111 |
5 | 13311412013414 |
6 | 545400540313 |
7 | 103235133042 |
oct | 17574353225 |
9 | 5406876540 |
10 | 2113001109 |
11 | 99480900a |
12 | 4ab781699 |
13 | 2789c071b |
14 | 1608b21c9 |
15 | c5784609 |
hex | 7df1d695 |
2113001109 has 12 divisors (see below), whose sum is σ = 3095101152. Its totient is φ = 1388826600.
The previous prime is 2113001087. The next prime is 2113001113. The reversal of 2113001109 is 9011003112.
It is not a de Polignac number, because 2113001109 - 211 = 2112999061 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2113001091 and 2113001100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113001129) 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, 1652727 + ... + 1654004.
It is an arithmetic number, because the mean of its divisors is an integer number (257925096).
Almost surely, 22113001109 is an apocalyptic number.
It is an amenable number.
2113001109 is a deficient number, since it is larger than the sum of its proper divisors (982100043).
2113001109 is a wasteful number, since it uses less digits than its factorization.
2113001109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3306808 (or 3306805 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
The square root of 2113001109 is about 45967.3918011453. The cubic root of 2113001109 is about 1283.2164203983.
The spelling of 2113001109 in words is "two billion, one hundred thirteen million, one thousand, one hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •