Base | Representation |
---|---|
bin | 11001011100001… |
… | …10001000011011 |
3 | 112212120100221100 |
4 | 30232012020123 |
5 | 414113112311 |
6 | 33102042443 |
7 | 5200646361 |
oct | 1456061033 |
9 | 485510840 |
10 | 213410331 |
11 | aa512382 |
12 | 5b579423 |
13 | 352a1204 |
14 | 204b3631 |
15 | 13b07a56 |
hex | cb8621b |
213410331 has 24 divisors (see below), whose sum is σ = 312713856. Its totient is φ = 140232960.
The previous prime is 213410321. The next prime is 213410369. The reversal of 213410331 is 133014312.
It is not a de Polignac number, because 213410331 - 27 = 213410203 is a prime.
It is a super-2 number, since 2×2134103312 = 91087938755059122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (213410311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226321 + ... + 227261.
It is an arithmetic number, because the mean of its divisors is an integer number (13029744).
Almost surely, 2213410331 is an apocalyptic number.
213410331 is a deficient number, since it is larger than the sum of its proper divisors (99303525).
213410331 is a wasteful number, since it uses less digits than its factorization.
213410331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1283 (or 1280 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 213410331 is about 14608.5704639434. The cubic root of 213410331 is about 597.5925112501.
Adding to 213410331 its reverse (133014312), we get a palindrome (346424643).
The spelling of 213410331 in words is "two hundred thirteen million, four hundred ten thousand, three hundred thirty-one".
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