Base | Representation |
---|---|
bin | 1010101000001010… |
… | …0001001010101101 |
3 | 21100211000120212122 |
4 | 2222002201022231 |
5 | 21320303134421 |
6 | 1151025042325 |
7 | 130460200601 |
oct | 25202411255 |
9 | 7324016778 |
10 | 2852786861 |
11 | 1234361aa1 |
12 | 6774863a5 |
13 | 36604cc82 |
14 | 1d0c45501 |
15 | 11a6b52ab |
hex | aa0a12ad |
2852786861 has 8 divisors (see below), whose sum is σ = 2872453440. Its totient is φ = 2833183008.
The previous prime is 2852786843. The next prime is 2852786921. The reversal of 2852786861 is 1686872582.
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 2852786861 - 226 = 2785677997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2852786831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77480 + ... + 108206.
It is an arithmetic number, because the mean of its divisors is an integer number (359056680).
Almost surely, 22852786861 is an apocalyptic number.
It is an amenable number.
2852786861 is a deficient number, since it is larger than the sum of its proper divisors (19666579).
2852786861 is a wasteful number, since it uses less digits than its factorization.
2852786861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31363.
The product of its digits is 2580480, while the sum is 53.
The square root of 2852786861 is about 53411.4862272152. The cubic root of 2852786861 is about 1418.2619184520.
The spelling of 2852786861 in words is "two billion, eight hundred fifty-two million, seven hundred eighty-six thousand, eight hundred sixty-one".
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