Base | Representation |
---|---|
bin | 110000001101001011110001… |
… | …001000100010011000100000 |
3 | 1000210200011121020002001210110 |
4 | 300031023301020202120200 |
5 | 210242102012112242232 |
6 | 2030525023030331320 |
7 | 62441243325036342 |
oct | 6015136110423040 |
9 | 1023604536061713 |
10 | 212012221212192 |
11 | 6160a9727aa815 |
12 | 1b94147bab9b40 |
13 | 913b8888b666b |
14 | 3a4d636765292 |
15 | 1979dced79acc |
hex | c0d2f1222620 |
212012221212192 has 48 divisors (see below), whose sum is σ = 558024123888000. Its totient is φ = 70481274600192.
The previous prime is 212012221212151. The next prime is 212012221212199. The reversal of 212012221212192 is 291212122210212.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (212012221212199) 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, 2960367192 + ... + 2960438807.
It is an arithmetic number, because the mean of its divisors is an integer number (11625502581000).
Almost surely, 2212012221212192 is an apocalyptic number.
It is an amenable number.
212012221212192 is an abundant number, since it is smaller than the sum of its proper divisors (346011902675808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212012221212192 is a wasteful number, since it uses less digits than its factorization.
212012221212192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5920806385 (or 5920806377 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 30.
The spelling of 212012221212192 in words is "two hundred twelve trillion, twelve billion, two hundred twenty-one million, two hundred twelve thousand, one hundred ninety-two".
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