Base | Representation |
---|---|
bin | 10000001001110111110… |
… | …001110010010001000101 |
3 | 10221010101112212222011210 |
4 | 100021313301302101011 |
5 | 121142001420231041 |
6 | 2205551125322033 |
7 | 143126405451045 |
oct | 20116761622105 |
9 | 3833345788153 |
10 | 1110111102021 |
11 | 39888285a659 |
12 | 15b191b66319 |
13 | 808b57c558c |
14 | 3ba302ab725 |
15 | 1dd234a8016 |
hex | 10277c72445 |
1110111102021 has 8 divisors (see below), whose sum is σ = 1482586603264. Its totient is φ = 738854834400.
The previous prime is 1110111101977. The next prime is 1110111102041. The reversal of 1110111102021 is 1202011110111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1110111102021 - 27 = 1110111101893 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1110111101988 and 1110111102006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1110111102041) 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, 304806280 + ... + 304809921.
It is an arithmetic number, because the mean of its divisors is an integer number (185323325408).
Almost surely, 21110111102021 is an apocalyptic number.
It is an amenable number.
1110111102021 is a deficient number, since it is larger than the sum of its proper divisors (372475501243).
1110111102021 is an equidigital number, since it uses as much as digits as its factorization.
1110111102021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 609616811.
The product of its (nonzero) digits is 4, while the sum is 12.
Adding to 1110111102021 its reverse (1202011110111), we get a palindrome (2312122212132).
The spelling of 1110111102021 in words is "one trillion, one hundred ten billion, one hundred eleven million, one hundred two thousand, twenty-one".
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