Base | Representation |
---|---|
bin | 100001000111010… |
… | …0001001010100000 |
3 | 2212102201211120002 |
4 | 1002032201022200 |
5 | 4233420231422 |
6 | 302130435132 |
7 | 36351132521 |
oct | 10216411240 |
9 | 2772654502 |
10 | 1111102112 |
11 | 52020850a |
12 | 270132aa8 |
13 | 14926a093 |
14 | a77cc848 |
15 | 6782a692 |
hex | 423a12a0 |
1111102112 has 24 divisors (see below), whose sum is σ = 2238356736. Its totient is φ = 542630592.
The previous prime is 1111102103. The next prime is 1111102141. The reversal of 1111102112 is 2112011111.
It is a junction number, because it is equal to n+sod(n) for n = 1111102093 and 1111102102.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402368 + ... + 405119.
It is an arithmetic number, because the mean of its divisors is an integer number (93264864).
Almost surely, 21111102112 is an apocalyptic number.
It is an amenable number.
1111102112 is an abundant number, since it is smaller than the sum of its proper divisors (1127254624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111102112 is an equidigital number, since it uses as much as digits as its factorization.
1111102112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807540 (or 807532 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 11.
The square root of 1111102112 is about 33333.1983463933. The cubic root of 1111102112 is about 1035.7413724107.
Adding to 1111102112 its reverse (2112011111), we get a palindrome (3223113223).
The spelling of 1111102112 in words is "one billion, one hundred eleven million, one hundred two thousand, one hundred twelve".
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