Base | Representation |
---|---|
bin | 1100011010001111000… |
… | …1101110111111010001 |
3 | 202101022100112010102110 |
4 | 3012203301232333101 |
5 | 11443113441334413 |
6 | 241535423535533 |
7 | 21255215425632 |
oct | 3064361567721 |
9 | 671270463373 |
10 | 213201121233 |
11 | 82466524a51 |
12 | 353a075a5a9 |
13 | 1714927b609 |
14 | a467441889 |
15 | 582c3a28c3 |
hex | 31a3c6efd1 |
213201121233 has 16 divisors (see below), whose sum is σ = 284754412800. Its totient is φ = 141891041040.
The previous prime is 213201121169. The next prime is 213201121247. The reversal of 213201121233 is 332121102312.
It is not a de Polignac number, because 213201121233 - 26 = 213201121169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (213201121933) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19628158 + ... + 19639016.
It is an arithmetic number, because the mean of its divisors is an integer number (17797150800).
Almost surely, 2213201121233 is an apocalyptic number.
It is an amenable number.
213201121233 is a deficient number, since it is larger than the sum of its proper divisors (71553291567).
213201121233 is a wasteful number, since it uses less digits than its factorization.
213201121233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21452.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 213201121233 its reverse (332121102312), we get a palindrome (545322223545).
The spelling of 213201121233 in words is "two hundred thirteen billion, two hundred one million, one hundred twenty-one thousand, two hundred thirty-three".
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