Base | Representation |
---|---|
bin | 1000010001100100… |
… | …1101001010001010 |
3 | 12201210120122121001 |
4 | 2010121031022022 |
5 | 14022111400020 |
6 | 1004224005214 |
7 | 106020613531 |
oct | 20431151212 |
9 | 5653518531 |
10 | 2221200010 |
11 | a3a89a497 |
12 | 51ba6080a |
13 | 295245043 |
14 | 170dd9318 |
15 | d000850a |
hex | 8464d28a |
2221200010 has 32 divisors (see below), whose sum is σ = 4110994944. Its totient is φ = 863568000.
The previous prime is 2221200001. The next prime is 2221200011. The reversal of 2221200010 is 100021222.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a self number, because there is not a number n which added to its sum of digits gives 2221200010.
It is not an unprimeable number, because it can be changed into a prime (2221200011) 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, 101115 + ... + 121105.
It is an arithmetic number, because the mean of its divisors is an integer number (128468592).
Almost surely, 22221200010 is an apocalyptic number.
2221200010 is a deficient number, since it is larger than the sum of its proper divisors (1889794934).
2221200010 is a wasteful number, since it uses less digits than its factorization.
2221200010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20310.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 2221200010 is about 47129.6086340636. The cubic root of 2221200010 is about 1304.7557584239.
Adding to 2221200010 its reverse (100021222), we get a palindrome (2321221232).
The spelling of 2221200010 in words is "two billion, two hundred twenty-one million, two hundred thousand, ten".
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