Base | Representation |
---|---|
bin | 10100100110011101… |
… | …111111010100001000 |
3 | 2010002121010020001021 |
4 | 110212131333110020 |
5 | 330300234412300 |
6 | 14054545202224 |
7 | 1412105604613 |
oct | 244635772410 |
9 | 63077106037 |
10 | 22120232200 |
11 | 9421326940 |
12 | 4354030374 |
13 | 2116a2a7c1 |
14 | 10dbb1b17a |
15 | 896e7cd1a |
hex | 52677f508 |
22120232200 has 96 divisors (see below), whose sum is σ = 56661016320. Its totient is φ = 7964000000.
The previous prime is 22120232149. The next prime is 22120232201. The reversal of 22120232200 is 223202122.
It is not an unprimeable number, because it can be changed into a prime (22120232201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172425 + ... + 271975.
It is an arithmetic number, because the mean of its divisors is an integer number (590218920).
Almost surely, 222120232200 is an apocalyptic number.
22120232200 is a gapful number since it is divisible by the number (20) 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 22120232200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28330508160).
22120232200 is an abundant number, since it is smaller than the sum of its proper divisors (34540784120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22120232200 is a wasteful number, since it uses less digits than its factorization.
22120232200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99679 (or 99670 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 22120232200 its reverse (223202122), we get a palindrome (22343434322).
The spelling of 22120232200 in words is "twenty-two billion, one hundred twenty million, two hundred thirty-two thousand, two hundred".
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