Base | Representation |
---|---|
bin | 11001011011011… |
… | …10100010000011 |
3 | 112212101110100012 |
4 | 30231232202003 |
5 | 414102014132 |
6 | 33100015135 |
7 | 5200064510 |
oct | 1455564203 |
9 | 485343305 |
10 | 213313667 |
11 | aa456796 |
12 | 5b5314ab |
13 | 35269208 |
14 | 2048a307 |
15 | 13ad90b2 |
hex | cb6e883 |
213313667 has 8 divisors (see below), whose sum is σ = 246873600. Its totient is φ = 180525384.
The previous prime is 213313657. The next prime is 213313673. The reversal of 213313667 is 766313312.
213313667 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 213313667 - 212 = 213309571 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213313657) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192317 + ... + 193422.
It is an arithmetic number, because the mean of its divisors is an integer number (30859200).
Almost surely, 2213313667 is an apocalyptic number.
213313667 is a deficient number, since it is larger than the sum of its proper divisors (33559933).
213313667 is an equidigital number, since it uses as much as digits as its factorization.
213313667 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385825.
The product of its digits is 13608, while the sum is 32.
The square root of 213313667 is about 14605.2616203887. The cubic root of 213313667 is about 597.5022713101.
Adding to 213313667 its reverse (766313312), we get a palindrome (979626979).
The spelling of 213313667 in words is "two hundred thirteen million, three hundred thirteen thousand, six hundred sixty-seven".
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