Base | Representation |
---|---|
bin | 1011101001110011110… |
… | …1010101011101110100 |
3 | 201010202102001012111222 |
4 | 2322130331111131310 |
5 | 11240003131220040 |
6 | 231545455445512 |
7 | 20315121251366 |
oct | 2723475253564 |
9 | 633672035458 |
10 | 200201820020 |
11 | 779a5787604 |
12 | 32973226898 |
13 | 15b570929c7 |
14 | 9992c18d36 |
15 | 531b03cbb5 |
hex | 2e9cf55774 |
200201820020 has 24 divisors (see below), whose sum is σ = 430678063368. Its totient is φ = 78127539200.
The previous prime is 200201820019. The next prime is 200201820031. The reversal of 200201820020 is 20028102002.
200201820020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 308775184 + 199893044836 = 17572^2 + 447094^2 .
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 122073461 + ... + 122075100.
It is an arithmetic number, because the mean of its divisors is an integer number (17944919307).
Almost surely, 2200201820020 is an apocalyptic number.
200201820020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200201820020 is an abundant number, since it is smaller than the sum of its proper divisors (230476243348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200201820020 is a wasteful number, since it uses less digits than its factorization.
200201820020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244148611 (or 244148609 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 200201820020 its reverse (20028102002), we get a palindrome (220229922022).
The spelling of 200201820020 in words is "two hundred billion, two hundred one million, eight hundred twenty thousand, twenty".
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