Base | Representation |
---|---|
bin | 10000111100110101… |
… | …011011011010110110 |
3 | 1201222102110121102002 |
4 | 100330311123122312 |
5 | 244233312224321 |
6 | 12210004015302 |
7 | 1213011523535 |
oct | 207465333266 |
9 | 51872417362 |
10 | 18200508086 |
11 | 779a792122 |
12 | 363b391532 |
13 | 1940934c17 |
14 | c4930231c |
15 | 717cb320b |
hex | 43cd5b6b6 |
18200508086 has 16 divisors (see below), whose sum is σ = 27572722944. Its totient is φ = 9009644904.
The previous prime is 18200508043. The next prime is 18200508103. The reversal of 18200508086 is 68080500281.
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, 1068311 + ... + 1085213.
It is an arithmetic number, because the mean of its divisors is an integer number (1723295184).
Almost surely, 218200508086 is an apocalyptic number.
18200508086 is a deficient number, since it is larger than the sum of its proper divisors (9372214858).
18200508086 is a wasteful number, since it uses less digits than its factorization.
18200508086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22235.
The product of its (nonzero) digits is 30720, while the sum is 38.
The spelling of 18200508086 in words is "eighteen billion, two hundred million, five hundred eight thousand, eighty-six".
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