Base | Representation |
---|---|
bin | 110000001101001001111001… |
… | …010100111111011101101000 |
3 | 1000210122222102010220102200000 |
4 | 300031021321110333131220 |
5 | 210242033403032223422 |
6 | 2030524051345143000 |
7 | 62441142450232026 |
oct | 6015117124773550 |
9 | 1023588363812600 |
10 | 212010211211112 |
11 | 6160a0311521a6 |
12 | 1b940bba92aa60 |
13 | 913b62834a102 |
14 | 3a4d4c5825716 |
15 | 1979d1368dcac |
hex | c0d27953f768 |
212010211211112 has 96 divisors (see below), whose sum is σ = 595464387161280. Its totient is φ = 70669642112640.
The previous prime is 212010211211111. The next prime is 212010211211129. The reversal of 212010211211112 is 211112112010212.
It is a happy number.
212010211211112 is a `hidden beast` number, since 2 + 120 + 10 + 211 + 211 + 112 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (212010211211111) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 618220812 + ... + 618563652.
It is an arithmetic number, because the mean of its divisors is an integer number (6202754032930).
Almost surely, 2212010211211112 is an apocalyptic number.
It is an amenable number.
212010211211112 is an abundant number, since it is smaller than the sum of its proper divisors (383454175950168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212010211211112 is a wasteful number, since it uses less digits than its factorization.
212010211211112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 660965 (or 660949 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 18.
Adding to 212010211211112 its reverse (211112112010212), we get a palindrome (423122323221324).
The spelling of 212010211211112 in words is "two hundred twelve trillion, ten billion, two hundred eleven million, two hundred eleven thousand, one hundred twelve".
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