| Base | Representation |
|---|---|
| bin | 100111101011011… |
| … | …1011100010101000 |
| 3 | 10102210021200200200 |
| 4 | 1033112323202220 |
| 5 | 10211320123422 |
| 6 | 340040432200 |
| 7 | 44664544023 |
| oct | 11726734250 |
| 9 | 3383250620 |
| 10 | 1331411112 |
| 11 | 623601969 |
| 12 | 311a78660 |
| 13 | 182ab5335 |
| 14 | c8b7a1ba |
| 15 | 7bd472ac |
| hex | 4f5bb8a8 |
1331411112 has 96 divisors (see below), whose sum is σ = 3809894400. Its totient is φ = 419352192.
The previous prime is 1331411057. The next prime is 1331411119. The reversal of 1331411112 is 2111141331.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.
It is not an unprimeable number, because it can be changed into a prime (1331411119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91353 + ... + 104919.
It is an arithmetic number, because the mean of its divisors is an integer number (39686400).
Almost surely, 21331411112 is an apocalyptic number.
1331411112 is a gapful number since it is divisible by the number (12) 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 1331411112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1904947200).
1331411112 is an abundant number, since it is smaller than the sum of its proper divisors (2478483288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1331411112 is a wasteful number, since it uses less digits than its factorization.
1331411112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13655 (or 13648 counting only the distinct ones).
The product of its digits is 72, while the sum is 18.
The square root of 1331411112 is about 36488.5065739885. The cubic root of 1331411112 is about 1100.1132423361.
Adding to 1331411112 its reverse (2111141331), we get a palindrome (3442552443).
The spelling of 1331411112 in words is "one billion, three hundred thirty-one million, four hundred eleven thousand, one hundred twelve".
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