Base | Representation |
---|---|
bin | 1000100100000011000001… |
… | …00000110001101101010000 |
3 | 2110200012110202021110201122 |
4 | 10102001200200301231100 |
5 | 4432010341443034413 |
6 | 104014421345421412 |
7 | 3652322453406311 |
oct | 422014040615520 |
9 | 73605422243648 |
10 | 18830755830608 |
11 | 6000095827777 |
12 | 214163a03a868 |
13 | a6796a84a787 |
14 | 4915b06ca608 |
15 | 229c70324108 |
hex | 112060831b50 |
18830755830608 has 40 divisors (see below), whose sum is σ = 37746098771400. Its totient is φ = 9089885955584.
The previous prime is 18830755830589. The next prime is 18830755830647. The reversal of 18830755830608 is 80603855703881.
It can be written as a sum of positive squares in 4 ways, for example, as 3237955522624 + 15592800307984 = 1799432^2 + 3948772^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3302810 + ... + 6969222.
It is an arithmetic number, because the mean of its divisors is an integer number (943652469285).
Almost surely, 218830755830608 is an apocalyptic number.
It is an amenable number.
18830755830608 is an abundant number, since it is smaller than the sum of its proper divisors (18915342940792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18830755830608 is a wasteful number, since it uses less digits than its factorization.
18830755830608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3677519 (or 3677513 counting only the distinct ones).
The product of its (nonzero) digits is 38707200, while the sum is 62.
The spelling of 18830755830608 in words is "eighteen trillion, eight hundred thirty billion, seven hundred fifty-five million, eight hundred thirty thousand, six hundred eight".
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