Base | Representation |
---|---|
bin | 110000110110… |
… | …001010100011 |
3 | 220002112211210 |
4 | 300312022203 |
5 | 11234223041 |
6 | 1134241203 |
7 | 213560460 |
oct | 60661243 |
9 | 26075753 |
10 | 12804771 |
11 | 7256461 |
12 | 4356203 |
13 | 28643b5 |
14 | 19b4667 |
15 | 11ce016 |
hex | c362a3 |
12804771 has 8 divisors (see below), whose sum is σ = 19512064. Its totient is φ = 7317000.
The previous prime is 12804769. The next prime is 12804773. The reversal of 12804771 is 17740821.
It is an interprime number because it is at equal distance from previous prime (12804769) and next prime (12804773).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12804771 - 21 = 12804769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12804773) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304855 + ... + 304896.
It is an arithmetic number, because the mean of its divisors is an integer number (2439008).
Almost surely, 212804771 is an apocalyptic number.
12804771 is a deficient number, since it is larger than the sum of its proper divisors (6707293).
12804771 is an equidigital number, since it uses as much as digits as its factorization.
12804771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 609761.
The product of its (nonzero) digits is 3136, while the sum is 30.
The square root of 12804771 is about 3578.3754693995. The cubic root of 12804771 is about 233.9504789648.
The spelling of 12804771 in words is "twelve million, eight hundred four thousand, seven hundred seventy-one".
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