Base | Representation |
---|---|
bin | 10100100001111011… |
… | …01000111100111100 |
3 | 1001110010212020022211 |
4 | 22100331220330330 |
5 | 140033113342340 |
6 | 5021411550204 |
7 | 540064362262 |
oct | 122075507474 |
9 | 31403766284 |
10 | 11022012220 |
11 | 4746702a0a |
12 | 21772bb364 |
13 | 106866392b |
14 | 767ba0432 |
15 | 44798b5ea |
hex | 290f68f3c |
11022012220 has 48 divisors (see below), whose sum is σ = 24736894560. Its totient is φ = 4110669824.
The previous prime is 11022012179. The next prime is 11022012227. The reversal of 11022012220 is 2221022011.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 11022012220.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11022012227) 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, 115105 + ... + 187864.
It is an arithmetic number, because the mean of its divisors is an integer number (515351970).
Almost surely, 211022012220 is an apocalyptic number.
11022012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11022012220 is an abundant number, since it is smaller than the sum of its proper divisors (13714882340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11022012220 is a wasteful number, since it uses less digits than its factorization.
11022012220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 303102 (or 303100 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 11022012220 its reverse (2221022011), we get a palindrome (13243034231).
The spelling of 11022012220 in words is "eleven billion, twenty-two million, twelve thousand, two hundred twenty".
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