Base | Representation |
---|---|
bin | 1110011010110110… |
… | …0100000011101001 |
3 | 100222202102010110211 |
4 | 3212231210003221 |
5 | 30411400010344 |
6 | 1440030341121 |
7 | 164630303605 |
oct | 34655440351 |
9 | 10882363424 |
10 | 3870703849 |
11 | 1706a03101 |
12 | 90035a7a1 |
13 | 498bc140c |
14 | 28a0d8505 |
15 | 179c35334 |
hex | e6b640e9 |
3870703849 has 2 divisors, whose sum is σ = 3870703850. Its totient is φ = 3870703848.
The previous prime is 3870703831. The next prime is 3870703913. The reversal of 3870703849 is 9483070783.
3870703849 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3676603225 + 194100624 = 60635^2 + 13932^2 .
It is an emirp because it is prime and its reverse (9483070783) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3870703849 - 25 = 3870703817 is a prime.
It is not a weakly prime, because it can be changed into another prime (3870703819) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1935351924 + 1935351925.
It is an arithmetic number, because the mean of its divisors is an integer number (1935351925).
Almost surely, 23870703849 is an apocalyptic number.
It is an amenable number.
3870703849 is a deficient number, since it is larger than the sum of its proper divisors (1).
3870703849 is an equidigital number, since it uses as much as digits as its factorization.
3870703849 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1016064, while the sum is 49.
The square root of 3870703849 is about 62214.9809049235. The cubic root of 3870703849 is about 1570.1096450667.
The spelling of 3870703849 in words is "three billion, eight hundred seventy million, seven hundred three thousand, eight hundred forty-nine".
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