Base | Representation |
---|---|
bin | 111011111101100… |
… | …1011011011011011 |
3 | 12012012221021220000 |
4 | 1313323023123123 |
5 | 13110033031021 |
6 | 531352104043 |
7 | 100600510035 |
oct | 16773133333 |
9 | 5165837800 |
10 | 2012002011 |
11 | 9427a4988 |
12 | 481995023 |
13 | 260aba246 |
14 | 151300c55 |
15 | bb983b26 |
hex | 77ecb6db |
2012002011 has 20 divisors (see below), whose sum is σ = 3056532600. Its totient is φ = 1318597056.
The previous prime is 2012002007. The next prime is 2012002019. The reversal of 2012002011 is 1102002102.
It is not a de Polignac number, because 2012002011 - 22 = 2012002007 is a prime.
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 = 2012001984 and 2012002002.
It is not an unprimeable number, because it can be changed into a prime (2012002019) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 205726 + ... + 215283.
It is an arithmetic number, because the mean of its divisors is an integer number (152826630).
Almost surely, 22012002011 is an apocalyptic number.
2012002011 is a deficient number, since it is larger than the sum of its proper divisors (1044530589).
2012002011 is an equidigital number, since it uses as much as digits as its factorization.
2012002011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421080 (or 421071 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 2012002011 is about 44855.3454005205. The cubic root of 2012002011 is about 1262.4362896452.
Adding to 2012002011 its reverse (1102002102), we get a palindrome (3114004113).
Subtracting from 2012002011 its reverse (1102002102), we obtain a palindrome (909999909).
The spelling of 2012002011 in words is "two billion, twelve million, two thousand, eleven".
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