Base | Representation |
---|---|
bin | 11001011011100… |
… | …10010010111111 |
3 | 112212102020111022 |
4 | 30231302102333 |
5 | 414103012322 |
6 | 33100214355 |
7 | 5200160456 |
oct | 1455622277 |
9 | 485366438 |
10 | 213329087 |
11 | aa467334 |
12 | 5b53a3bb |
13 | 3527323a |
14 | 20491b9d |
15 | 13add942 |
hex | cb724bf |
213329087 has 8 divisors (see below), whose sum is σ = 219352416. Its totient is φ = 207319392.
The previous prime is 213329033. The next prime is 213329089. The reversal of 213329087 is 780923312.
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 213329087 - 28 = 213328831 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213329089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33998 + ... + 39780.
It is an arithmetic number, because the mean of its divisors is an integer number (27419052).
Almost surely, 2213329087 is an apocalyptic number.
213329087 is a deficient number, since it is larger than the sum of its proper divisors (6023329).
213329087 is an equidigital number, since it uses as much as digits as its factorization.
213329087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6817.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 213329087 is about 14605.7895027965. The cubic root of 213329087 is about 597.5166683608.
The spelling of 213329087 in words is "two hundred thirteen million, three hundred twenty-nine thousand, eighty-seven".
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