Base | Representation |
---|---|
bin | 1000010001110110… |
… | …0001000100010010 |
3 | 12201212201001211100 |
4 | 2010131201010102 |
5 | 14022404031010 |
6 | 1004304125230 |
7 | 106033331406 |
oct | 20435410422 |
9 | 5655631740 |
10 | 2222330130 |
11 | a404a1579 |
12 | 520306816 |
13 | 29554c557 |
14 | 171211106 |
15 | d017d2c0 |
hex | 84761112 |
2222330130 has 48 divisors (see below), whose sum is σ = 5792281560. Its totient is φ = 591162624.
The previous prime is 2222330129. The next prime is 2222330137. The reversal of 2222330130 is 310332222.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2172585321 + 49744809 = 46611^2 + 7053^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2222330137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6624 + ... + 66996.
Almost surely, 22222330130 is an apocalyptic number.
2222330130 is an abundant number, since it is smaller than the sum of its proper divisors (3569951430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222330130 is a wasteful number, since it uses less digits than its factorization.
2222330130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60795 (or 60792 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 2222330130 is about 47141.5966000304. The cubic root of 2222330130 is about 1304.9770022811.
Adding to 2222330130 its reverse (310332222), we get a palindrome (2532662352).
The spelling of 2222330130 in words is "two billion, two hundred twenty-two million, three hundred thirty thousand, one hundred thirty".
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