Base | Representation |
---|---|
bin | 1011111000000010001… |
… | …1011010011111111111 |
3 | 201111121112001112111010 |
4 | 2332000203122133333 |
5 | 11320313134331033 |
6 | 233420421330303 |
7 | 20511545225412 |
oct | 2760043323777 |
9 | 644545045433 |
10 | 204020230143 |
11 | 79585112654 |
12 | 33659b66993 |
13 | 163151a4992 |
14 | 9c35dbdb79 |
15 | 5491393863 |
hex | 2f808da7ff |
204020230143 has 8 divisors (see below), whose sum is σ = 272314228608. Its totient is φ = 135869859224.
The previous prime is 204020230133. The next prime is 204020230163. The reversal of 204020230143 is 341032020402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-204020230143 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204020230123) 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 7 ways as a sum of consecutive naturals, for example, 35903571 + ... + 35909252.
It is an arithmetic number, because the mean of its divisors is an integer number (34039278576).
Almost surely, 2204020230143 is an apocalyptic number.
204020230143 is a deficient number, since it is larger than the sum of its proper divisors (68293998465).
204020230143 is an equidigital number, since it uses as much as digits as its factorization.
204020230143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71813773.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 204020230143 its reverse (341032020402), we get a palindrome (545052250545).
The spelling of 204020230143 in words is "two hundred four billion, twenty million, two hundred thirty thousand, one hundred forty-three".
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