Base | Representation |
---|---|
bin | 100000001010010100110… |
… | …100111111110111101100 |
3 | 21211021200101002101202220 |
4 | 200022110310333313230 |
5 | 242202301142024322 |
6 | 4411151025515340 |
7 | 315450405660663 |
oct | 40122464776754 |
9 | 7737611071686 |
10 | 2210110111212 |
11 | 7823365a41a3 |
12 | 2b84014a2b50 |
13 | 130549314873 |
14 | 78d81597dda |
15 | 3c753d1055c |
hex | 20294d3fdec |
2210110111212 has 12 divisors (see below), whose sum is σ = 5156923592856. Its totient is φ = 736703370400.
The previous prime is 2210110111207. The next prime is 2210110111247. The reversal of 2210110111212 is 2121110110122.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 2210110111191 and 2210110111200.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92087921289 + ... + 92087921312.
It is an arithmetic number, because the mean of its divisors is an integer number (429743632738).
Almost surely, 22210110111212 is an apocalyptic number.
It is an amenable number.
2210110111212 is an abundant number, since it is smaller than the sum of its proper divisors (2946813481644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2210110111212 is a wasteful number, since it uses less digits than its factorization.
2210110111212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184175842608 (or 184175842606 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 2210110111212 its reverse (2121110110122), we get a palindrome (4331220221334).
The spelling of 2210110111212 in words is "two trillion, two hundred ten billion, one hundred ten million, one hundred eleven thousand, two hundred twelve".
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