Base | Representation |
---|---|
bin | 10000001010110010110… |
… | …110001110000001000000 |
3 | 10221012221121122220021101 |
4 | 100022302312032001000 |
5 | 121201014120320000 |
6 | 2210233330304144 |
7 | 143163101122225 |
oct | 20126266160100 |
9 | 3835847586241 |
10 | 1111102120000 |
11 | 3992411a9084 |
12 | 15b409a28054 |
13 | 80a12c09352 |
14 | 3bac5b5b94c |
15 | 1dd804b2e6a |
hex | 102b2d8e040 |
1111102120000 has 70 divisors (see below), whose sum is σ = 2755172248598. Its totient is φ = 444440832000.
The previous prime is 1111102119971. The next prime is 1111102120103. The reversal of 1111102120000 is 212011111.
It can be written as a sum of positive squares in 5 ways, for example, as 259276492864 + 851825627136 = 509192^2 + 922944^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13848777 + ... + 13928776.
Almost surely, 21111102120000 is an apocalyptic number.
1111102120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1111102120000 is an abundant number, since it is smaller than the sum of its proper divisors (1644070128598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111102120000 is an frugal number, since it uses more digits than its factorization.
1111102120000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27777585 (or 27777560 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1111102120000 its reverse (212011111), we get a palindrome (1111314131111).
The spelling of 1111102120000 in words is "one trillion, one hundred eleven billion, one hundred two million, one hundred twenty thousand".
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