Base | Representation |
---|---|
bin | 1000010010101000000000… |
… | …11010101011011010001011 |
3 | 2101112222100101221022100011 |
4 | 10021110000122223122023 |
5 | 4342203412122240232 |
6 | 102435421514452351 |
7 | 3561141334613206 |
oct | 411240032533213 |
9 | 71488311838304 |
10 | 18232143165067 |
11 | 589a232562087 |
12 | 2065617a340b7 |
13 | a2338c455b40 |
14 | 4706247bc93d |
15 | 2193d7198547 |
hex | 1095006ab68b |
18232143165067 has 8 divisors (see below), whose sum is σ = 19634839774256. Its totient is φ = 16829478564192.
The previous prime is 18232143165029. The next prime is 18232143165077. The reversal of 18232143165067 is 76056134123281.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 18232143165067 - 223 = 18232134776459 is a prime.
It is a super-2 number, since 2×182321431650672 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 18232143165067.
It is not an unprimeable number, because it can be changed into a prime (18232143165077) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6812493 + ... + 9103534.
It is an arithmetic number, because the mean of its divisors is an integer number (2454354971782).
Almost surely, 218232143165067 is an apocalyptic number.
18232143165067 is a deficient number, since it is larger than the sum of its proper divisors (1402696609189).
18232143165067 is a wasteful number, since it uses less digits than its factorization.
18232143165067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16004157.
The product of its (nonzero) digits is 1451520, while the sum is 49.
The spelling of 18232143165067 in words is "eighteen trillion, two hundred thirty-two billion, one hundred forty-three million, one hundred sixty-five thousand, sixty-seven".
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