Base | Representation |
---|---|
bin | 111110111100010… |
… | …1001000011010010 |
3 | 12110012002201122000 |
4 | 1331320221003102 |
5 | 13311133001320 |
6 | 545323254430 |
7 | 103223464005 |
oct | 17570510322 |
9 | 5405081560 |
10 | 2112000210 |
11 | 994195021 |
12 | 4ab37a416 |
13 | 27872cc88 |
14 | 1606d153c |
15 | c5637c90 |
hex | 7de290d2 |
2112000210 has 32 divisors (see below), whose sum is σ = 5632001280. Its totient is φ = 563199984.
The previous prime is 2112000203. The next prime is 2112000211. The reversal of 2112000210 is 120002112.
2112000210 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 2112000192 and 2112000201.
It is not an unprimeable number, because it can be changed into a prime (2112000211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3910842 + ... + 3911381.
It is an arithmetic number, because the mean of its divisors is an integer number (176000040).
Almost surely, 22112000210 is an apocalyptic number.
2112000210 is an abundant number, since it is smaller than the sum of its proper divisors (3520001070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112000210 is a wasteful number, since it uses less digits than its factorization.
2112000210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7822239 (or 7822233 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 2112000210 is about 45956.5034570734. The cubic root of 2112000210 is about 1283.0137745225.
Adding to 2112000210 its reverse (120002112), we get a palindrome (2232002322).
The spelling of 2112000210 in words is "two billion, one hundred twelve million, two hundred ten", and thus it is an aban number.
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