Base | Representation |
---|---|
bin | 1000010001100101… |
… | …0100100011100110 |
3 | 12201210122012011021 |
4 | 2010121110203212 |
5 | 14022113332220 |
6 | 1004224401354 |
7 | 106021101055 |
oct | 20431244346 |
9 | 5653565137 |
10 | 2221230310 |
11 | a3a910232 |
12 | 51ba7625a |
13 | 295255a80 |
14 | 17100639c |
15 | d00124aa |
hex | 846548e6 |
2221230310 has 32 divisors (see below), whose sum is σ = 4308054912. Its totient is φ = 819711360.
The previous prime is 2221230299. The next prime is 2221230311. The reversal of 2221230310 is 130321222.
It is a super-2 number, since 2×22212303102 = 9867728180125392200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221230311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344032 + ... + 350428.
It is an arithmetic number, because the mean of its divisors is an integer number (134626716).
Almost surely, 22221230310 is an apocalyptic number.
2221230310 is a deficient number, since it is larger than the sum of its proper divisors (2086824602).
2221230310 is a wasteful number, since it uses less digits than its factorization.
2221230310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9088.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2221230310 is about 47129.9300869416. The cubic root of 2221230310 is about 1304.7616912409.
Adding to 2221230310 its reverse (130321222), we get a palindrome (2351551532).
The spelling of 2221230310 in words is "two billion, two hundred twenty-one million, two hundred thirty thousand, three hundred ten".
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