Base | Representation |
---|---|
bin | 1100111111111011101… |
… | …0101000000000111101 |
3 | 210100102120012011212012 |
4 | 3033332322220000331 |
5 | 12124324422110323 |
6 | 250331501021005 |
7 | 22064036433161 |
oct | 3177672500075 |
9 | 710376164765 |
10 | 223320113213 |
11 | 8678942243a |
12 | 37345554765 |
13 | 1809c7cbc32 |
14 | ab472daca1 |
15 | 5c20917678 |
hex | 33feea803d |
223320113213 has 4 divisors (see below), whose sum is σ = 223877021628. Its totient is φ = 222763204800.
The previous prime is 223320113123. The next prime is 223320113221. The reversal of 223320113213 is 312311023322.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 179671711129 + 43648402084 = 423877^2 + 208922^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-223320113213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223320118213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278453606 + ... + 278454407.
It is an arithmetic number, because the mean of its divisors is an integer number (55969255407).
Almost surely, 2223320113213 is an apocalyptic number.
It is an amenable number.
223320113213 is a deficient number, since it is larger than the sum of its proper divisors (556908415).
223320113213 is an equidigital number, since it uses as much as digits as its factorization.
223320113213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556908414.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 223320113213 its reverse (312311023322), we get a palindrome (535631136535).
The spelling of 223320113213 in words is "two hundred twenty-three billion, three hundred twenty million, one hundred thirteen thousand, two hundred thirteen".
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