Base | Representation |
---|---|
bin | 1000100000010110101001… |
… | …00110101010000111001110 |
3 | 2110020001220210001110212022 |
4 | 10100023110212222013032 |
5 | 4422420443223314132 |
6 | 103440233202010142 |
7 | 3640210644111245 |
oct | 420132446520716 |
9 | 73201823043768 |
10 | 18703854510542 |
11 | 5a61295298753 |
12 | 2120b23046952 |
13 | a589c592b186 |
14 | 4893b299395c |
15 | 2267e4547e12 |
hex | 1102d49aa1ce |
18703854510542 has 12 divisors (see below), whose sum is σ = 28834539773760. Its totient is φ = 9099172463256.
The previous prime is 18703854510503. The next prime is 18703854510557. The reversal of 18703854510542 is 24501545830781.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3415602542 + ... + 3415608017.
It is an arithmetic number, because the mean of its divisors is an integer number (2402878314480).
Almost surely, 218703854510542 is an apocalyptic number.
18703854510542 is a deficient number, since it is larger than the sum of its proper divisors (10130685263218).
18703854510542 is an equidigital number, since it uses as much as digits as its factorization.
18703854510542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6831210635 (or 6831210598 counting only the distinct ones).
The product of its (nonzero) digits is 5376000, while the sum is 53.
The spelling of 18703854510542 in words is "eighteen trillion, seven hundred three billion, eight hundred fifty-four million, five hundred ten thousand, five hundred forty-two".
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