Base | Representation |
---|---|
bin | 1011111011010001000… |
… | …0100101010000001011 |
3 | 201120211222101000022221 |
4 | 2332310100211100023 |
5 | 11324102223134213 |
6 | 234042450354511 |
7 | 20542210534360 |
oct | 2766420452013 |
9 | 646758330287 |
10 | 204887708683 |
11 | 7998a852069 |
12 | 3386058ba37 |
13 | 16422b227a8 |
14 | 9cb92b2467 |
15 | 54e25e938d |
hex | 2fb442540b |
204887708683 has 8 divisors (see below), whose sum is σ = 234165267968. Its totient is φ = 175612121064.
The previous prime is 204887708677. The next prime is 204887708689. The reversal of 204887708683 is 386807788402.
It is an interprime number because it is at equal distance from previous prime (204887708677) and next prime (204887708689).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 204887708683 - 221 = 204885611531 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (204887708689) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 263091 + ... + 692092.
It is an arithmetic number, because the mean of its divisors is an integer number (29270658496).
Almost surely, 2204887708683 is an apocalyptic number.
204887708683 is a deficient number, since it is larger than the sum of its proper divisors (29277559285).
204887708683 is an equidigital number, since it uses as much as digits as its factorization.
204887708683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 985833.
The product of its (nonzero) digits is 28901376, while the sum is 61.
The spelling of 204887708683 in words is "two hundred four billion, eight hundred eighty-seven million, seven hundred eight thousand, six hundred eighty-three".
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