Base | Representation |
---|---|
bin | 1000010001110111… |
… | …1100111001100010 |
3 | 12201212220212012120 |
4 | 2010131330321202 |
5 | 14022421203010 |
6 | 1004310405110 |
7 | 106034314644 |
oct | 20435747142 |
9 | 5655825176 |
10 | 2222444130 |
11 | a4056a195 |
12 | 520360796 |
13 | 29558c3ca |
14 | 171240894 |
15 | d01a1e70 |
hex | 8477ce62 |
2222444130 has 32 divisors (see below), whose sum is σ = 5408995968. Its totient is φ = 584304000.
The previous prime is 2222444101. The next prime is 2222444137. The reversal of 2222444130 is 314442222.
2222444130 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 2222444130.
It is not an unprimeable number, because it can be changed into a prime (2222444137) 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, 519571 + ... + 523830.
It is an arithmetic number, because the mean of its divisors is an integer number (169031124).
Almost surely, 22222444130 is an apocalyptic number.
2222444130 is an abundant number, since it is smaller than the sum of its proper divisors (3186551838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222444130 is a wasteful number, since it uses less digits than its factorization.
2222444130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1043482.
The product of its (nonzero) digits is 3072, while the sum is 24.
The square root of 2222444130 is about 47142.8057077641. The cubic root of 2222444130 is about 1304.9993159228. Note that the first 3 decimals are identical.
Adding to 2222444130 its reverse (314442222), we get a palindrome (2536886352).
The spelling of 2222444130 in words is "two billion, two hundred twenty-two million, four hundred forty-four thousand, one hundred thirty".
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