Base | Representation |
---|---|
bin | 1011110101001000101… |
… | …0110011000100000100 |
3 | 201102121021201122000120 |
4 | 2331102022303010010 |
5 | 11312214424301340 |
6 | 233211301541540 |
7 | 20453345465403 |
oct | 2752212630404 |
9 | 642537648016 |
10 | 203242025220 |
11 | 79215908793 |
12 | 334814148b0 |
13 | 1621cbb32b0 |
14 | 9ba08c963a |
15 | 5447dc44d0 |
hex | 2f522b3104 |
203242025220 has 96 divisors (see below), whose sum is σ = 613986965760. Its totient is φ = 49936227840.
The previous prime is 203242025201. The next prime is 203242025263. The reversal of 203242025220 is 22520242302.
203242025220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181161 + ... + 662799.
It is an arithmetic number, because the mean of its divisors is an integer number (6395697560).
Almost surely, 2203242025220 is an apocalyptic number.
203242025220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 203242025220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306993482880).
203242025220 is an abundant number, since it is smaller than the sum of its proper divisors (410744940540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203242025220 is a wasteful number, since it uses less digits than its factorization.
203242025220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482205 (or 482203 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
Adding to 203242025220 its reverse (22520242302), we get a palindrome (225762267522).
The spelling of 203242025220 in words is "two hundred three billion, two hundred forty-two million, twenty-five thousand, two hundred twenty".
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