Base | Representation |
---|---|
bin | 1100011010001111100… |
… | …1000100011111100001 |
3 | 202101022111010211101221 |
4 | 3012203321010133201 |
5 | 11443114434404241 |
6 | 241535533055041 |
7 | 21255240655411 |
oct | 3064371043741 |
9 | 671274124357 |
10 | 213203044321 |
11 | 82467618883 |
12 | 353a1327481 |
13 | 171497a2a37 |
14 | a4677c2641 |
15 | 582c6325d1 |
hex | 31a3e447e1 |
213203044321 has 8 divisors (see below), whose sum is σ = 224540517600. Its totient is φ = 201877197120.
The previous prime is 213203044303. The next prime is 213203044343. The reversal of 213203044321 is 123440302312.
213203044321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213203044321 - 217 = 213202913249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213203044361) 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 7 ways as a sum of consecutive naturals, for example, 2868856 + ... + 2942233.
It is an arithmetic number, because the mean of its divisors is an integer number (28067564700).
Almost surely, 2213203044321 is an apocalyptic number.
It is an amenable number.
213203044321 is a deficient number, since it is larger than the sum of its proper divisors (11337473279).
213203044321 is a wasteful number, since it uses less digits than its factorization.
213203044321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5813039.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 213203044321 its reverse (123440302312), we get a palindrome (336643346633).
The spelling of 213203044321 in words is "two hundred thirteen billion, two hundred three million, forty-four thousand, three hundred twenty-one".
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