Base | Representation |
---|---|
bin | 111011101010110… |
… | …0100011100101100 |
3 | 12011112101101220012 |
4 | 1313111210130230 |
5 | 13100022034040 |
6 | 530400512352 |
7 | 100420635443 |
oct | 16725443454 |
9 | 5145341805 |
10 | 2002143020 |
11 | 938180759 |
12 | 47a61b6b8 |
13 | 25ba47917 |
14 | 14dc95d5a |
15 | bab87865 |
hex | 7756472c |
2002143020 has 12 divisors (see below), whose sum is σ = 4204500384. Its totient is φ = 800857200.
The previous prime is 2002142983. The next prime is 2002143047. The reversal of 2002143020 is 203412002.
It is a junction number, because it is equal to n+sod(n) for n = 2002142986 and 2002143004.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50053556 + ... + 50053595.
It is an arithmetic number, because the mean of its divisors is an integer number (350375032).
Almost surely, 22002143020 is an apocalyptic number.
2002143020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2002143020 is an abundant number, since it is smaller than the sum of its proper divisors (2202357364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002143020 is a wasteful number, since it uses less digits than its factorization.
2002143020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100107160 (or 100107158 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 2002143020 is about 44745.3128271554. The cubic root of 2002143020 is about 1260.3708952632.
Adding to 2002143020 its reverse (203412002), we get a palindrome (2205555022).
The spelling of 2002143020 in words is "two billion, two million, one hundred forty-three thousand, twenty".
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