Base | Representation |
---|---|
bin | 110000001101000000011111… |
… | …111010101010001000111010 |
3 | 1000210122000100221202211011120 |
4 | 300031000133322222020322 |
5 | 210241402222011414320 |
6 | 2030515302225210110 |
7 | 62440334430453366 |
oct | 6015003772521072 |
9 | 1023560327684146 |
10 | 212000121201210 |
11 | 6160582364a441 |
12 | 1b93b063790936 |
13 | 913a6aab06354 |
14 | 3a4cc097522a6 |
15 | 1979922951440 |
hex | c0d01feaa23a |
212000121201210 has 64 divisors (see below), whose sum is σ = 515863829606400. Its totient is φ = 55750258654272.
The previous prime is 212000121201199. The next prime is 212000121201227. The reversal of 212000121201210 is 12102121000212.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 212000121201210.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52121950 + ... + 56041929.
It is an arithmetic number, because the mean of its divisors is an integer number (8060372337600).
Almost surely, 2212000121201210 is an apocalyptic number.
212000121201210 is an abundant number, since it is smaller than the sum of its proper divisors (303863708405190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212000121201210 is a wasteful number, since it uses less digits than its factorization.
212000121201210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108164795.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 212000121201210 its reverse (12102121000212), we get a palindrome (224102242201422).
The spelling of 212000121201210 in words is "two hundred twelve trillion, one hundred twenty-one million, two hundred one thousand, two hundred ten".
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