Base | Representation |
---|---|
bin | 1100111111000111111… |
… | …1100101110100001000 |
3 | 210022212110020111021202 |
4 | 3033301333211310020 |
5 | 12123403421423422 |
6 | 250254154123332 |
7 | 22055464566113 |
oct | 3176177456410 |
9 | 708773214252 |
10 | 223103311112 |
11 | 86688003850 |
12 | 372a4a20548 |
13 | 18066910c76 |
14 | ab265c357a |
15 | 5c0b88eb92 |
hex | 33f1fe5d08 |
223103311112 has 64 divisors (see below), whose sum is σ = 460931169600. Its totient is φ = 100393655040.
The previous prime is 223103311099. The next prime is 223103311139. The reversal of 223103311112 is 211113301322.
It is a happy number.
It is a super-3 number, since 3×2231033111123 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11855903 + ... + 11874705.
It is an arithmetic number, because the mean of its divisors is an integer number (7202049525).
Almost surely, 2223103311112 is an apocalyptic number.
223103311112 is a gapful number since it is divisible by the number (22) 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 223103311112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230465584800).
223103311112 is an abundant number, since it is smaller than the sum of its proper divisors (237827858488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223103311112 is a wasteful number, since it uses less digits than its factorization.
223103311112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20166 (or 20162 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 223103311112 its reverse (211113301322), we get a palindrome (434216612434).
The spelling of 223103311112 in words is "two hundred twenty-three billion, one hundred three million, three hundred eleven thousand, one hundred twelve".
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