Base | Representation |
---|---|
bin | 100001011100010… |
… | …0011100111011000 |
3 | 2220012110201021111 |
4 | 1002320203213120 |
5 | 4244230402300 |
6 | 303202550104 |
7 | 36543611203 |
oct | 10270434730 |
9 | 2805421244 |
10 | 1122122200 |
11 | 526455021 |
12 | 273968334 |
13 | 14b628044 |
14 | a905a93a |
15 | 687a59ba |
hex | 42e239d8 |
1122122200 has 24 divisors (see below), whose sum is σ = 2608934580. Its totient is φ = 448848800.
The previous prime is 1122122189. The next prime is 1122122203. The reversal of 1122122200 is 22212211.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1122122203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2805106 + ... + 2805505.
Almost surely, 21122122200 is an apocalyptic number.
1122122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1122122200 is an abundant number, since it is smaller than the sum of its proper divisors (1486812380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1122122200 is a wasteful number, since it uses less digits than its factorization.
1122122200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5610627 (or 5610618 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 1122122200 is about 33498.0924830057. The cubic root of 1122122200 is about 1039.1543297928.
Adding to 1122122200 its reverse (22212211), we get a palindrome (1144334411).
The spelling of 1122122200 in words is "one billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred".
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