Base | Representation |
---|---|
bin | 10000001011101110111… |
… | …111100011011100000000 |
3 | 10221022112221102110210201 |
4 | 100023232333203130000 |
5 | 121210100431400000 |
6 | 2210521414334544 |
7 | 143230103141353 |
oct | 20135677433400 |
9 | 3838487373721 |
10 | 1112111200000 |
11 | 399709863899 |
12 | 15b64b95a454 |
13 | 80b43ca53c8 |
14 | 3bb7db9029a |
15 | 1ddddd8996a |
hex | 102eefe3700 |
1112111200000 has 432 divisors, whose sum is σ = 2853592670880. Its totient is φ = 432414720000.
The previous prime is 1112111199937. The next prime is 1112111200027. The reversal of 1112111200000 is 21112111.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a self number, because there is not a number n which added to its sum of digits gives 1112111200000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8000799931 + ... + 8000800069.
It is an arithmetic number, because the mean of its divisors is an integer number (6605538590).
Almost surely, 21112111200000 is an apocalyptic number.
1112111200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1112111200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426796335440).
1112111200000 is an abundant number, since it is smaller than the sum of its proper divisors (1741481470880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1112111200000 is an frugal number, since it uses more digits than its factorization.
1112111200000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390 (or 356 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1112111200000 its reverse (21112111), we get a palindrome (1112132312111).
The spelling of 1112111200000 in words is "one trillion, one hundred twelve billion, one hundred eleven million, two hundred thousand".
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