Base | Representation |
---|---|
bin | 11110101110111110001… |
… | …100111101010000100100 |
3 | 21110220111022020222011002 |
4 | 132232332030331100210 |
5 | 234100404110310040 |
6 | 4254125410332432 |
7 | 305405552610404 |
oct | 36567614752044 |
9 | 7426438228132 |
10 | 2112020010020 |
11 | 744780265368 |
12 | 2a13a728a118 |
13 | 1242163c347b |
14 | 7431805a804 |
15 | 39e125dba15 |
hex | 1ebbe33d424 |
2112020010020 has 48 divisors (see below), whose sum is σ = 4441999598400. Its totient is φ = 843521247360.
The previous prime is 2112020010019. The next prime is 2112020010029. The reversal of 2112020010020 is 200100202112.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2112020009983 and 2112020010010.
It is not an unprimeable number, because it can be changed into a prime (2112020010029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146772986 + ... + 146787374.
It is an arithmetic number, because the mean of its divisors is an integer number (92541658300).
Almost surely, 22112020010020 is an apocalyptic number.
2112020010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2112020010020 is an abundant number, since it is smaller than the sum of its proper divisors (2329979588380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112020010020 is a wasteful number, since it uses less digits than its factorization.
2112020010020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25068 (or 25066 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 2112020010020 its reverse (200100202112), we get a palindrome (2312120212132).
The spelling of 2112020010020 in words is "two trillion, one hundred twelve billion, twenty million, ten thousand, twenty".
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