Base | Representation |
---|---|
bin | 1100011001011001010… |
… | …0011100011010110101 |
3 | 202100201121200012200112 |
4 | 3012112110130122311 |
5 | 11442133141323224 |
6 | 241501200352405 |
7 | 21246504341144 |
oct | 3062624343265 |
9 | 670647605615 |
10 | 212975339189 |
11 | 82360032618 |
12 | 35339015705 |
13 | 17111568182 |
14 | a44546b75b |
15 | 581765430e |
hex | 319651c6b5 |
212975339189 has 8 divisors (see below), whose sum is σ = 213348373440. Its totient is φ = 212602629600.
The previous prime is 212975339173. The next prime is 212975339191. The reversal of 212975339189 is 981933579212.
It is a happy number.
212975339189 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 212975339189 - 24 = 212975339173 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 (212975339089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1251017 + ... + 1411025.
It is an arithmetic number, because the mean of its divisors is an integer number (26668546680).
Almost surely, 2212975339189 is an apocalyptic number.
It is an amenable number.
212975339189 is a deficient number, since it is larger than the sum of its proper divisors (373034251).
212975339189 is a wasteful number, since it uses less digits than its factorization.
212975339189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162331.
The product of its digits is 7348320, while the sum is 59.
The spelling of 212975339189 in words is "two hundred twelve billion, nine hundred seventy-five million, three hundred thirty-nine thousand, one hundred eighty-nine".
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