Base | Representation |
---|---|
bin | 10000110100101010… |
… | …010010000010100000 |
3 | 1201121212102012001200 |
4 | 100310222102002200 |
5 | 243443210241402 |
6 | 12144224401200 |
7 | 1206425045331 |
oct | 206452220240 |
9 | 51555365050 |
10 | 18063368352 |
11 | 772a333aa7 |
12 | 3601476200 |
13 | 191b3b9753 |
14 | c35004288 |
15 | 70ac2421c |
hex | 434a920a0 |
18063368352 has 72 divisors (see below), whose sum is σ = 51986660544. Its totient is φ = 5948571264.
The previous prime is 18063368341. The next prime is 18063368357. The reversal of 18063368352 is 25386336081.
18063368352 is a `hidden beast` number, since 1 + 8 + 0 + 633 + 6 + 8 + 3 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a super-3 number, since 3×180633683523 (a number of 32 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 18063368298 and 18063368307.
It is not an unprimeable number, because it can be changed into a prime (18063368357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 353928 + ... + 401735.
It is an arithmetic number, because the mean of its divisors is an integer number (722036952).
Almost surely, 218063368352 is an apocalyptic number.
18063368352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
18063368352 is an abundant number, since it is smaller than the sum of its proper divisors (33923292192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18063368352 is a wasteful number, since it uses less digits than its factorization.
18063368352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 755762 (or 755751 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 45.
The spelling of 18063368352 in words is "eighteen billion, sixty-three million, three hundred sixty-eight thousand, three hundred fifty-two".
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