Base | Representation |
---|---|
bin | 10100101100000000… |
… | …101111110110111101 |
3 | 2010100002010000001201 |
4 | 110230000233312331 |
5 | 330443041330023 |
6 | 14112110335501 |
7 | 1414315224352 |
oct | 245400576675 |
9 | 63302100051 |
10 | 22213230013 |
11 | 9469875537 |
12 | 437b1ba591 |
13 | 213008c0b0 |
14 | 110a208629 |
15 | 8a01ecbad |
hex | 52c02fdbd |
22213230013 has 16 divisors (see below), whose sum is σ = 25349088240. Its totient is φ = 19283152896.
The previous prime is 22213229999. The next prime is 22213230037. The reversal of 22213230013 is 31003231222.
It can be written as a sum of positive squares in 8 ways, for example, as 721083609 + 21492146404 = 26853^2 + 146602^2 .
It is a cyclic number.
It is not a de Polignac number, because 22213230013 - 233 = 13623295421 is a prime.
It is a super-2 number, since 2×222132300132 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22213230713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245881 + ... + 323857.
It is an arithmetic number, because the mean of its divisors is an integer number (1584318015).
Almost surely, 222213230013 is an apocalyptic number.
It is an amenable number.
22213230013 is a deficient number, since it is larger than the sum of its proper divisors (3135858227).
22213230013 is a wasteful number, since it uses less digits than its factorization.
22213230013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79296.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 22213230013 its reverse (31003231222), we get a palindrome (53216461235).
The spelling of 22213230013 in words is "twenty-two billion, two hundred thirteen million, two hundred thirty thousand, thirteen".
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