Base | Representation |
---|---|
bin | 101000011100011101001 |
3 | 2111022221210 |
4 | 11003203221 |
5 | 314402124 |
6 | 44223333 |
7 | 14156550 |
oct | 5034351 |
9 | 2438853 |
10 | 1325289 |
11 | 825789 |
12 | 53ab49 |
13 | 3752c4 |
14 | 266d97 |
15 | 1b2a29 |
hex | 1438e9 |
1325289 has 16 divisors (see below), whose sum is σ = 2035712. Its totient is φ = 751248.
The previous prime is 1325287. The next prime is 1325293. The reversal of 1325289 is 9825231.
It is a happy number.
It is not a de Polignac number, because 1325289 - 21 = 1325287 is a prime.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a zygodrome in base 6.
It is not an unprimeable number, because it can be changed into a prime (1325287) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4542 + ... + 4824.
It is an arithmetic number, because the mean of its divisors is an integer number (127232).
21325289 is an apocalyptic number.
It is an amenable number.
1325289 is a deficient number, since it is larger than the sum of its proper divisors (710423).
1325289 is a wasteful number, since it uses less digits than its factorization.
1325289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 516.
The product of its digits is 4320, while the sum is 30.
The square root of 1325289 is about 1151.2119700559. The cubic root of 1325289 is about 109.8424466198.
The spelling of 1325289 in words is "one million, three hundred twenty-five thousand, two hundred eighty-nine".
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