Base | Representation |
---|---|
bin | 111000100101110010101… |
… | …101010110101001110010 |
3 | 111202202212000210102121211 |
4 | 320211302231112221302 |
5 | 1002203401143113040 |
6 | 12134304442110334 |
7 | 550650551462200 |
oct | 70456255265162 |
9 | 14682760712554 |
10 | 3888869894770 |
11 | 126a2957447a3 |
12 | 5298327ab3aa |
13 | 22294643a013 |
14 | d6318022070 |
15 | 6b259a818ea |
hex | 38972b56a72 |
3888869894770 has 48 divisors (see below), whose sum is σ = 8143238334168. Its totient is φ = 1333257891840.
The previous prime is 3888869894743. The next prime is 3888869894821. The reversal of 3888869894770 is 774989688883.
It can be written as a sum of positive squares in 4 ways, for example, as 1686593118721 + 2202276776049 = 1298689^2 + 1484007^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9778000 + ... + 10167940.
Almost surely, 23888869894770 is an apocalyptic number.
3888869894770 is an abundant number, since it is smaller than the sum of its proper divisors (4254368439398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3888869894770 is a wasteful number, since it uses less digits than its factorization.
3888869894770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410315 (or 410308 counting only the distinct ones).
The product of its (nonzero) digits is 9364045824, while the sum is 85.
The spelling of 3888869894770 in words is "three trillion, eight hundred eighty-eight billion, eight hundred sixty-nine million, eight hundred ninety-four thousand, seven hundred seventy".
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