Base | Representation |
---|---|
bin | 1000001101010000… |
… | …1101001100010100 |
3 | 12200112112200210121 |
4 | 2003110031030110 |
5 | 14002444042322 |
6 | 1002340201324 |
7 | 105411100450 |
oct | 20324151424 |
9 | 5615480717 |
10 | 2203112212 |
11 | a306658a4 |
12 | 515999244 |
13 | 2915810c2 |
14 | 16c84b660 |
15 | cd633ec7 |
hex | 8350d314 |
2203112212 has 48 divisors (see below), whose sum is σ = 4696876800. Its totient is φ = 882657792.
The previous prime is 2203112203. The next prime is 2203112213. The reversal of 2203112212 is 2122113022.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2203112213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55393 + ... + 86455.
It is an arithmetic number, because the mean of its divisors is an integer number (97851600).
Almost surely, 22203112212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2203112212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2348438400).
2203112212 is an abundant number, since it is smaller than the sum of its proper divisors (2493764588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2203112212 is a wasteful number, since it uses less digits than its factorization.
2203112212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31240 (or 31238 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2203112212 is about 46937.3221647763. The cubic root of 2203112212 is about 1301.2044482328.
Adding to 2203112212 its reverse (2122113022), we get a palindrome (4325225234).
It can be divided in two parts, 22031 and 12212, that added together give a palindrome (34243).
The spelling of 2203112212 in words is "two billion, two hundred three million, one hundred twelve thousand, two hundred twelve".
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