Base | Representation |
---|---|
bin | 11101000110110110100… |
… | …01000111101101100011 |
3 | 10112121110110111110010200 |
4 | 32203123101013231203 |
5 | 112341211421023021 |
6 | 2043240020000243 |
7 | 132153454115565 |
oct | 16433321075543 |
9 | 3477413443120 |
10 | 1000111111011 |
11 | 356165716281 |
12 | 1419b3230083 |
13 | 734052cc7bc |
14 | 365970cb335 |
15 | 1b0363b3126 |
hex | e8db447b63 |
1000111111011 has 6 divisors (see below), whose sum is σ = 1444604938140. Its totient is φ = 666740740668.
The previous prime is 1000111110953. The next prime is 1000111111031. The reversal of 1000111111011 is 1101111110001.
It is not a de Polignac number, because 1000111111011 - 211 = 1000111108963 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 111123456779 = 1000111111011 / (1 + 0 + 0 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1).
It is a junction number, because it is equal to n+sod(n) for n = 1000111110984 and 1000111111002.
It is not an unprimeable number, because it can be changed into a prime (1000111111031) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55561728381 + ... + 55561728398.
It is an arithmetic number, because the mean of its divisors is an integer number (240767489690).
Almost surely, 21000111111011 is an apocalyptic number.
1000111111011 is a deficient number, since it is larger than the sum of its proper divisors (444493827129).
1000111111011 is a wasteful number, since it uses less digits than its factorization.
1000111111011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111123456785 (or 111123456782 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 9.
Adding to 1000111111011 its reverse (1101111110001), we get a palindrome (2101222221012).
The spelling of 1000111111011 in words is "one trillion, one hundred eleven million, one hundred eleven thousand, eleven".
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