Base | Representation |
---|---|
bin | 10000001010110011011… |
… | …100010101100001001101 |
3 | 10221012222022110120000001 |
4 | 100022303130111201031 |
5 | 121201024200042310 |
6 | 2210234324404301 |
7 | 143163252060064 |
oct | 20126334254115 |
9 | 3835868416001 |
10 | 1111112112205 |
11 | 3992469033a7 |
12 | 15b411246691 |
13 | 80a14cc74b4 |
14 | 3bac71dd1db |
15 | 1dd812d893a |
hex | 102b371584d |
1111112112205 has 8 divisors (see below), whose sum is σ = 1346279530752. Its totient is φ = 880259692368.
The previous prime is 1111112112193. The next prime is 1111112112211. The reversal of 1111112112205 is 5022112111111.
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 1111112112205 - 219 = 1111111587917 is a prime.
It is a Duffinian number.
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, 1078749109 + ... + 1078750138.
It is an arithmetic number, because the mean of its divisors is an integer number (168284941344).
Almost surely, 21111112112205 is an apocalyptic number.
It is an amenable number.
1111112112205 is a deficient number, since it is larger than the sum of its proper divisors (235167418547).
1111112112205 is a wasteful number, since it uses less digits than its factorization.
1111112112205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2157499355.
The product of its (nonzero) digits is 40, while the sum is 19.
Adding to 1111112112205 its reverse (5022112111111), we get a palindrome (6133224223316).
The spelling of 1111112112205 in words is "one trillion, one hundred eleven billion, one hundred twelve million, one hundred twelve thousand, two hundred five".
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