Base | Representation |
---|---|
bin | 1101000001010110010… |
… | …0000010111110101000 |
3 | 210101102001011000000100 |
4 | 3100111210002332220 |
5 | 12131114204222222 |
6 | 250433312505400 |
7 | 22106332136625 |
oct | 3202544027650 |
9 | 711361130010 |
10 | 223700070312 |
11 | 86963948874 |
12 | 3743084b260 |
13 | 18130443714 |
14 | ab8196534c |
15 | 5c43e6c4ac |
hex | 3415902fa8 |
223700070312 has 96 divisors (see below), whose sum is σ = 627235245000. Its totient is φ = 71939212800.
The previous prime is 223700070263. The next prime is 223700070317. The reversal of 223700070312 is 213070007322.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 141621258276 + 82078812036 = 376326^2 + 286494^2 .
It is not an unprimeable number, because it can be changed into a prime (223700070317) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2675314 + ... + 2757662.
Almost surely, 2223700070312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223700070312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313617622500).
223700070312 is an abundant number, since it is smaller than the sum of its proper divisors (403535174688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223700070312 is a wasteful number, since it uses less digits than its factorization.
223700070312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83691 (or 83684 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 27.
Adding to 223700070312 its reverse (213070007322), we get a palindrome (436770077634).
The spelling of 223700070312 in words is "two hundred twenty-three billion, seven hundred million, seventy thousand, three hundred twelve".
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