Base | Representation |
---|---|
bin | 1011010110000111001… |
… | …00001101110001111010 |
3 | 1101021012210100200112100 |
4 | 11223003210031301322 |
5 | 22341331443414021 |
6 | 455030133124230 |
7 | 40110206145264 |
oct | 5530344156172 |
9 | 1337183320470 |
10 | 389828107386 |
11 | 140363892983 |
12 | 63674789676 |
13 | 2a9b7158283 |
14 | 14c21296b34 |
15 | a2188d4626 |
hex | 5ac390dc7a |
389828107386 has 24 divisors (see below), whose sum is σ = 844643435220. Its totient is φ = 129940261056.
The previous prime is 389828107373. The next prime is 389828107393. The reversal of 389828107386 is 683701828983.
389828107386 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 349334192025 + 40493915361 = 591045^2 + 201231^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961476 + ... + 1305408.
Almost surely, 2389828107386 is an apocalyptic number.
389828107386 is an abundant number, since it is smaller than the sum of its proper divisors (454815327834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389828107386 is a wasteful number, since it uses less digits than its factorization.
389828107386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406910 (or 406907 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 63.
The spelling of 389828107386 in words is "three hundred eighty-nine billion, eight hundred twenty-eight million, one hundred seven thousand, three hundred eighty-six".
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