Base | Representation |
---|---|
bin | 110000010100110100101000… |
… | …111110011000111110001001 |
3 | 1000212112100112000001222011102 |
4 | 300110310220332120332021 |
5 | 210324202032341231114 |
6 | 2032010114401311145 |
7 | 62524205363614622 |
oct | 6024645076307611 |
9 | 1025470460058142 |
10 | 212537144086409 |
11 | 617a255100651a |
12 | 1ba071576354b5 |
13 | 91792222a588c |
14 | 3a6abd19b6a49 |
15 | 19888a39e82de |
hex | c14d28f98f89 |
212537144086409 has 8 divisors (see below), whose sum is σ = 212635210384128. Its totient is φ = 212439079391760.
The previous prime is 212537144086387. The next prime is 212537144086411. The reversal of 212537144086409 is 904680441735212.
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 212537144086409 - 28 = 212537144086153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212537144086459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325893119 + ... + 326544635.
It is an arithmetic number, because the mean of its divisors is an integer number (26579401298016).
It is a 1-persistent number, because it is pandigital, but 2⋅212537144086409 = 425074288172818 is not.
Almost surely, 2212537144086409 is an apocalyptic number.
It is an amenable number.
212537144086409 is a deficient number, since it is larger than the sum of its proper divisors (98066297719).
212537144086409 is a wasteful number, since it uses less digits than its factorization.
212537144086409 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 801535.
The product of its (nonzero) digits is 11612160, while the sum is 56.
The spelling of 212537144086409 in words is "two hundred twelve trillion, five hundred thirty-seven billion, one hundred forty-four million, eighty-six thousand, four hundred nine".
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