Base | Representation |
---|---|
bin | 111011111110111… |
… | …1010001111110101 |
3 | 12012021021200010200 |
4 | 1313331322033311 |
5 | 13110223434234 |
6 | 531415311113 |
7 | 100606551465 |
oct | 16775721765 |
9 | 5167250120 |
10 | 2012718069 |
11 | 94314396a |
12 | 48207b499 |
13 | 260cab14b |
14 | 151449ba5 |
15 | bba75d99 |
hex | 77f7a3f5 |
2012718069 has 12 divisors (see below), whose sum is σ = 2909736492. Its totient is φ = 1340668800.
The previous prime is 2012718053. The next prime is 2012718079. The reversal of 2012718069 is 9608172102.
It can be written as a sum of positive squares in 2 ways, for example, as 1854335844 + 158382225 = 43062^2 + 12585^2 .
It is not a de Polignac number, because 2012718069 - 24 = 2012718053 is a prime.
It is a super-2 number, since 2×20127180692 = 8102068050558177522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012718049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84052 + ... + 105309.
It is an arithmetic number, because the mean of its divisors is an integer number (242478041).
Almost surely, 22012718069 is an apocalyptic number.
It is an amenable number.
2012718069 is a deficient number, since it is larger than the sum of its proper divisors (897018423).
2012718069 is a wasteful number, since it uses less digits than its factorization.
2012718069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190548 (or 190545 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The square root of 2012718069 is about 44863.3265485296. The cubic root of 2012718069 is about 1262.5860360803.
The spelling of 2012718069 in words is "two billion, twelve million, seven hundred eighteen thousand, sixty-nine".
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