Base | Representation |
---|---|
bin | 1000001100101000110101… |
… | …00000010010010011010110 |
3 | 2100211022100101001021122010 |
4 | 10012110122200102103112 |
5 | 4330321103114200002 |
6 | 102201120225045050 |
7 | 3540236360225250 |
oct | 406243240222326 |
9 | 70738311037563 |
10 | 18026422412502 |
11 | 581aa6555a8a9 |
12 | 2031784486786 |
13 | a09b65b80b9a |
14 | 4646aaa1ccd0 |
15 | 213d9689b46c |
hex | 10651a8124d6 |
18026422412502 has 32 divisors (see below), whose sum is σ = 41301588384000. Its totient is φ = 5138114259168.
The previous prime is 18026422412477. The next prime is 18026422412567. The reversal of 18026422412502 is 20521422462081.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512154877 + ... + 512190072.
It is an arithmetic number, because the mean of its divisors is an integer number (1290674637000).
Almost surely, 218026422412502 is an apocalyptic number.
18026422412502 is an abundant number, since it is smaller than the sum of its proper divisors (23275165971498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18026422412502 is a wasteful number, since it uses less digits than its factorization.
18026422412502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1024345380.
The product of its (nonzero) digits is 122880, while the sum is 39.
Adding to 18026422412502 its reverse (20521422462081), we get a palindrome (38547844874583).
The spelling of 18026422412502 in words is "eighteen trillion, twenty-six billion, four hundred twenty-two million, four hundred twelve thousand, five hundred two".
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