Base | Representation |
---|---|
bin | 11001011011100… |
… | …11010101011101 |
3 | 112212102110022212 |
4 | 30231303111131 |
5 | 414103131331 |
6 | 33100250205 |
7 | 5200206044 |
oct | 1455632535 |
9 | 485373285 |
10 | 213333341 |
11 | aa46a551 |
12 | 5b540965 |
13 | 35275160 |
14 | 2049355b |
15 | 13aded2b |
hex | cb7355d |
213333341 has 4 divisors (see below), whose sum is σ = 229743612. Its totient is φ = 196923072.
The previous prime is 213333331. The next prime is 213333343. The reversal of 213333341 is 143333312.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 87422500 + 125910841 = 9350^2 + 11221^2 .
It is a cyclic number.
It is not a de Polignac number, because 213333341 - 222 = 209139037 is a prime.
It is a super-2 number, since 2×2133333412 = 91022228764444562, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213333343) 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 3 ways as a sum of consecutive naturals, for example, 8205116 + ... + 8205141.
It is an arithmetic number, because the mean of its divisors is an integer number (57435903).
Almost surely, 2213333341 is an apocalyptic number.
It is an amenable number.
213333341 is a deficient number, since it is larger than the sum of its proper divisors (16410271).
213333341 is a wasteful number, since it uses less digits than its factorization.
213333341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16410270.
The product of its digits is 1944, while the sum is 23.
The square root of 213333341 is about 14605.9351292548. The cubic root of 213333341 is about 597.5206400321.
Adding to 213333341 its reverse (143333312), we get a palindrome (356666653).
The spelling of 213333341 in words is "two hundred thirteen million, three hundred thirty-three thousand, three hundred forty-one".
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