Base | Representation |
---|---|
bin | 1100110100011011011… |
… | …1010000110111010100 |
3 | 210001110100210011110220 |
4 | 3031012313100313110 |
5 | 12102013422133322 |
6 | 245101232514340 |
7 | 21624363006300 |
oct | 3150667206724 |
9 | 701410704426 |
10 | 220232224212 |
11 | 85444392760 |
12 | 368233ab9b0 |
13 | 179c9b54590 |
14 | a933176d00 |
15 | 5ade7b255c |
hex | 3346dd0dd4 |
220232224212 has 576 divisors, whose sum is σ = 746436176640. Its totient is φ = 49583923200.
The previous prime is 220232224211. The next prime is 220232224253. The reversal of 220232224212 is 212422232022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220232224211) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 90220912 + ... + 90223352.
It is an arithmetic number, because the mean of its divisors is an integer number (1295896140).
Almost surely, 2220232224212 is an apocalyptic number.
220232224212 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 220232224212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373218088320).
220232224212 is an abundant number, since it is smaller than the sum of its proper divisors (526203952428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220232224212 is a wasteful number, since it uses less digits than its factorization.
220232224212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2552 (or 2543 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 220232224212 its reverse (212422232022), we get a palindrome (432654456234).
It can be divided in two parts, 220232 and 224212, that added together give a palindrome (444444).
The spelling of 220232224212 in words is "two hundred twenty billion, two hundred thirty-two million, two hundred twenty-four thousand, two hundred twelve".
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