Base | Representation |
---|---|
bin | 1011010011111101011… |
… | …10010010011101101010 |
3 | 1101011020022001020211200 |
4 | 11221332232102131222 |
5 | 22332000304320411 |
6 | 454315353505030 |
7 | 40036453003365 |
oct | 5517656223552 |
9 | 1334208036750 |
10 | 388673120106 |
11 | 13a920930937 |
12 | 633b1a12176 |
13 | 2a861a9414b |
14 | 14b51b230dc |
15 | a19c2dae56 |
hex | 5a7eb9276a |
388673120106 has 24 divisors (see below), whose sum is σ = 843399136164. Its totient is φ = 129361700160.
The previous prime is 388673120023. The next prime is 388673120131. The reversal of 388673120106 is 601021376883.
388673120106 is a `hidden beast` number, since 388 + 67 + 3 + 1 + 201 + 0 + 6 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 387681814881 + 991305225 = 622641^2 + 31485^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16321651 + ... + 16345446.
Almost surely, 2388673120106 is an apocalyptic number.
388673120106 is an abundant number, since it is smaller than the sum of its proper divisors (454726016058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
388673120106 is a wasteful number, since it uses less digits than its factorization.
388673120106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32667766 (or 32667763 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
Adding to 388673120106 its reverse (601021376883), we get a palindrome (989694496989).
The spelling of 388673120106 in words is "three hundred eighty-eight billion, six hundred seventy-three million, one hundred twenty thousand, one hundred six".
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