Base | Representation |
---|---|
bin | 111101101111110… |
… | …1000010111110001 |
3 | 12100101121212221012 |
4 | 1323133220113301 |
5 | 13220400430033 |
6 | 541331440305 |
7 | 102225524600 |
oct | 17337502761 |
9 | 5311555835 |
10 | 2071889393 |
11 | 973589192 |
12 | 499a56095 |
13 | 270327b72 |
14 | 15924da37 |
15 | c1d63248 |
hex | 7b7e85f1 |
2071889393 has 12 divisors (see below), whose sum is σ = 2433562560. Its totient is φ = 1758659112.
The previous prime is 2071889387. The next prime is 2071889401. The reversal of 2071889393 is 3939881702.
It is a happy number.
It is not a de Polignac number, because 2071889393 - 216 = 2071823857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2071889353) 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, 200213 + ... + 210306.
It is an arithmetic number, because the mean of its divisors is an integer number (202796880).
Almost surely, 22071889393 is an apocalyptic number.
It is an amenable number.
2071889393 is a deficient number, since it is larger than the sum of its proper divisors (361673167).
2071889393 is a wasteful number, since it uses less digits than its factorization.
2071889393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410636 (or 410629 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 50.
The square root of 2071889393 is about 45518.0117426058. The cubic root of 2071889393 is about 1274.8395323872.
The spelling of 2071889393 in words is "two billion, seventy-one million, eight hundred eighty-nine thousand, three hundred ninety-three".
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