Base | Representation |
---|---|
bin | 111000000110011110101 |
3 | 10110101201010 |
4 | 13000303311 |
5 | 432311300 |
6 | 103222433 |
7 | 21424356 |
oct | 7006365 |
9 | 3411633 |
10 | 1838325 |
11 | 1046185 |
12 | 747a19 |
13 | 4c4988 |
14 | 35bd2d |
15 | 264a50 |
hex | 1c0cf5 |
1838325 has 24 divisors (see below), whose sum is σ = 3079168. Its totient is φ = 967680.
The previous prime is 1838299. The next prime is 1838327. The reversal of 1838325 is 5238381.
It is a happy number.
It is not a de Polignac number, because 1838325 - 28 = 1838069 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1838292 and 1838301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1838327) 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 23 ways as a sum of consecutive naturals, for example, 9429 + ... + 9621.
21838325 is an apocalyptic number.
1838325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1838325 is a deficient number, since it is larger than the sum of its proper divisors (1240843).
1838325 is a wasteful number, since it uses less digits than its factorization.
1838325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333 (or 328 counting only the distinct ones).
The product of its digits is 5760, while the sum is 30.
The square root of 1838325 is about 1355.8484428578. The cubic root of 1838325 is about 122.5013188807.
The spelling of 1838325 in words is "one million, eight hundred thirty-eight thousand, three hundred twenty-five".
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