Base | Representation |
---|---|
bin | 111101001010100101001 |
3 | 10202211100001 |
4 | 13221110221 |
5 | 1003114030 |
6 | 110543001 |
7 | 23015224 |
oct | 7512451 |
9 | 3684301 |
10 | 2004265 |
11 | 114991a |
12 | 807a61 |
13 | 552373 |
14 | 3a25bb |
15 | 298cca |
hex | 1e9529 |
2004265 has 4 divisors (see below), whose sum is σ = 2405124. Its totient is φ = 1603408.
The previous prime is 2004251. The next prime is 2004269. The reversal of 2004265 is 5624002.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5624002 = 2 ⋅2812001.
It can be written as a sum of positive squares in 2 ways, for example, as 1192464 + 811801 = 1092^2 + 901^2 .
It is a cyclic number.
It is not a de Polignac number, because 2004265 - 27 = 2004137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2004269) 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 3 ways as a sum of consecutive naturals, for example, 200422 + ... + 200431.
It is an arithmetic number, because the mean of its divisors is an integer number (601281).
22004265 is an apocalyptic number.
It is an amenable number.
2004265 is a deficient number, since it is larger than the sum of its proper divisors (400859).
2004265 is an equidigital number, since it uses as much as digits as its factorization.
2004265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400858.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 2004265 is about 1415.7206645380. The cubic root of 2004265 is about 126.0816007910.
Adding to 2004265 its reverse (5624002), we get a palindrome (7628267).
It can be divided in two parts, 200 and 4265, that added together give a triangular number (4465 = T94).
The spelling of 2004265 in words is "two million, four thousand, two hundred sixty-five".
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