Base | Representation |
---|---|
bin | 1110110011100010011001 |
3 | 21022011212221 |
4 | 32303202121 |
5 | 1443143423 |
6 | 215104041 |
7 | 44663125 |
oct | 16634231 |
9 | 7264787 |
10 | 3881113 |
11 | 2210a35 |
12 | 1372021 |
13 | a5b722 |
14 | 730585 |
15 | 519e5d |
hex | 3b3899 |
3881113 has 2 divisors, whose sum is σ = 3881114. Its totient is φ = 3881112.
The previous prime is 3881093. The next prime is 3881131. The reversal of 3881113 is 3111883.
Together with next prime (3881131) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3697929 + 183184 = 1923^2 + 428^2 .
It is a cyclic number.
It is not a de Polignac number, because 3881113 - 29 = 3880601 is a prime.
It is not a weakly prime, because it can be changed into another prime (3881173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940556 + 1940557.
It is an arithmetic number, because the mean of its divisors is an integer number (1940557).
Almost surely, 23881113 is an apocalyptic number.
It is an amenable number.
3881113 is a deficient number, since it is larger than the sum of its proper divisors (1).
3881113 is an equidigital number, since it uses as much as digits as its factorization.
3881113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 576, while the sum is 25.
The square root of 3881113 is about 1970.0540601720. The cubic root of 3881113 is about 157.1515838916.
Adding to 3881113 its reverse (3111883), we get a palindrome (6992996).
The spelling of 3881113 in words is "three million, eight hundred eighty-one thousand, one hundred thirteen".
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