Base | Representation |
---|---|
bin | 100001001000111… |
… | …1100110101100101 |
3 | 2212111102112211022 |
4 | 1002101330311211 |
5 | 4234133030033 |
6 | 302202020525 |
7 | 36361601012 |
oct | 10221746545 |
9 | 2774375738 |
10 | 1112001893 |
11 | 520772532 |
12 | 2704a7745 |
13 | 1494c37b2 |
14 | a7984709 |
15 | 67957098 |
hex | 4247cd65 |
1112001893 has 2 divisors, whose sum is σ = 1112001894. Its totient is φ = 1112001892.
The previous prime is 1112001859. The next prime is 1112001911. The reversal of 1112001893 is 3981002111.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 678446209 + 433555684 = 26047^2 + 20822^2 .
It is an emirp because it is prime and its reverse (3981002111) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1112001893 - 26 = 1112001829 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1112001833) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556000946 + 556000947.
It is an arithmetic number, because the mean of its divisors is an integer number (556000947).
Almost surely, 21112001893 is an apocalyptic number.
It is an amenable number.
1112001893 is a deficient number, since it is larger than the sum of its proper divisors (1).
1112001893 is an equidigital number, since it uses as much as digits as its factorization.
1112001893 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 26.
The square root of 1112001893 is about 33346.6923847029. The cubic root of 1112001893 is about 1036.0208813613.
The spelling of 1112001893 in words is "one billion, one hundred twelve million, one thousand, eight hundred ninety-three".
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