Base | Representation |
---|---|
bin | 10001010000011100… |
… | …001110000111110110 |
3 | 1202211100102022010101 |
4 | 101100130032013312 |
5 | 300422014204332 |
6 | 12302354144314 |
7 | 1224114451423 |
oct | 212034160766 |
9 | 52740368111 |
10 | 18529444342 |
11 | 794942a872 |
12 | 371158209a |
13 | 1993b24766 |
14 | c7ac88d4a |
15 | 736adaae7 |
hex | 45070e1f6 |
18529444342 has 8 divisors (see below), whose sum is σ = 27858357576. Its totient is φ = 9243325152.
The previous prime is 18529444333. The next prime is 18529444379. The reversal of 18529444342 is 24344492581.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 18529444292 and 18529444301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10697428 + ... + 10699159.
It is an arithmetic number, because the mean of its divisors is an integer number (3482294697).
Almost surely, 218529444342 is an apocalyptic number.
18529444342 is a deficient number, since it is larger than the sum of its proper divisors (9328913234).
18529444342 is a wasteful number, since it uses less digits than its factorization.
18529444342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21397022.
The product of its digits is 1105920, while the sum is 46.
The spelling of 18529444342 in words is "eighteen billion, five hundred twenty-nine million, four hundred forty-four thousand, three hundred forty-two".
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