Base | Representation |
---|---|
bin | 11110100011110001110… |
… | …001000100010000101100 |
3 | 21102202110121212222001002 |
4 | 132203301301010100230 |
5 | 233401300023241022 |
6 | 4244420552335432 |
7 | 304501651165463 |
oct | 36436161042054 |
9 | 7382417788032 |
10 | 2100000212012 |
11 | 73a6724111aa |
12 | 29abb19a4578 |
13 | 12304c119461 |
14 | 738d79679da |
15 | 3995c25a092 |
hex | 1e8f1c4442c |
2100000212012 has 48 divisors (see below), whose sum is σ = 4274061603840. Its totient is φ = 895517644032.
The previous prime is 2100000211949. The next prime is 2100000212027. The reversal of 2100000212012 is 2102120000012.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2100000211984 and 2100000212002.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35304788 + ... + 35364219.
It is an arithmetic number, because the mean of its divisors is an integer number (89042950080).
Almost surely, 22100000212012 is an apocalyptic number.
It is an amenable number.
2100000212012 is an abundant number, since it is smaller than the sum of its proper divisors (2174061391828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100000212012 is a wasteful number, since it uses less digits than its factorization.
2100000212012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70669070 (or 70669068 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 2100000212012 its reverse (2102120000012), we get a palindrome (4202120212024).
The spelling of 2100000212012 in words is "two trillion, one hundred billion, two hundred twelve thousand, twelve".
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