Base | Representation |
---|---|
bin | 1100111011011111000101 |
3 | 20101012100122 |
4 | 30323133011 |
5 | 1331430011 |
6 | 200351325 |
7 | 40544402 |
oct | 14733705 |
9 | 6335318 |
10 | 3389381 |
11 | 1a05546 |
12 | 1175545 |
13 | 918968 |
14 | 6432a9 |
15 | 46e3db |
hex | 33b7c5 |
3389381 has 2 divisors, whose sum is σ = 3389382. Its totient is φ = 3389380.
The previous prime is 3389371. The next prime is 3389401. The reversal of 3389381 is 1839833.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3389281 + 100 = 1841^2 + 10^2 .
It is an emirp because it is prime and its reverse (1839833) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3389381 - 218 = 3127237 is a prime.
It is a super-2 number, since 2×33893812 = 22975807126322, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3389371) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694690 + 1694691.
It is an arithmetic number, because the mean of its divisors is an integer number (1694691).
Almost surely, 23389381 is an apocalyptic number.
It is an amenable number.
3389381 is a deficient number, since it is larger than the sum of its proper divisors (1).
3389381 is an equidigital number, since it uses as much as digits as its factorization.
3389381 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15552, while the sum is 35.
The square root of 3389381 is about 1841.0271589523. The cubic root of 3389381 is about 150.2127499589.
The spelling of 3389381 in words is "three million, three hundred eighty-nine thousand, three hundred eighty-one".
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