Base | Representation |
---|---|
bin | 1101101001000111011000… |
… | …11001100110100111100010 |
3 | 10221012222021211001112111110 |
4 | 12310203230121212213202 |
5 | 12413010014014330033 |
6 | 143445452355124150 |
7 | 6214300256162220 |
oct | 664435431464742 |
9 | 127188254045443 |
10 | 30000017730018 |
11 | 9616a32a00966 |
12 | 34462552a3656 |
13 | 1397cb300939b |
14 | 75a019883b10 |
15 | 37058162c363 |
hex | 1b48ec6669e2 |
30000017730018 has 16 divisors (see below), whose sum is σ = 68571469097280. Its totient is φ = 8571433637136.
The previous prime is 30000017730013. The next prime is 30000017730061. The reversal of 30000017730018 is 81003771000003.
It is not an unprimeable number, because it can be changed into a prime (30000017730013) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 357143068173 + ... + 357143068256.
It is an arithmetic number, because the mean of its divisors is an integer number (4285716818580).
Almost surely, 230000017730018 is an apocalyptic number.
30000017730018 is an abundant number, since it is smaller than the sum of its proper divisors (38571451367262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30000017730018 is a wasteful number, since it uses less digits than its factorization.
30000017730018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 714286136441.
The product of its (nonzero) digits is 3528, while the sum is 30.
The spelling of 30000017730018 in words is "thirty trillion, seventeen million, seven hundred thirty thousand, eighteen".
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