Base | Representation |
---|---|
bin | 110111000011101000101 |
3 | 10101122202120 |
4 | 12320131011 |
5 | 430212401 |
6 | 102400153 |
7 | 21222525 |
oct | 6703505 |
9 | 3348676 |
10 | 1804101 |
11 | 10224a2 |
12 | 730059 |
13 | 4b2220 |
14 | 34d685 |
15 | 259836 |
hex | 1b8745 |
1804101 has 16 divisors (see below), whose sum is σ = 2615424. Its totient is φ = 1099584.
The previous prime is 1804093. The next prime is 1804129. The reversal of 1804101 is 1014081.
It is not a de Polignac number, because 1804101 - 23 = 1804093 is a prime.
1804101 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1804501) 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 15 ways as a sum of consecutive naturals, for example, 6375 + ... + 6651.
It is an arithmetic number, because the mean of its divisors is an integer number (163464).
21804101 is an apocalyptic number.
It is an amenable number.
1804101 is a deficient number, since it is larger than the sum of its proper divisors (811323).
1804101 is a wasteful number, since it uses less digits than its factorization.
1804101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 460.
The product of its (nonzero) digits is 32, while the sum is 15.
The square root of 1804101 is about 1343.1682694287. The cubic root of 1804101 is about 121.7363517315.
Adding to 1804101 its reverse (1014081), we get a palindrome (2818182).
The spelling of 1804101 in words is "one million, eight hundred four thousand, one hundred one".
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