Base | Representation |
---|---|
bin | 1011100111000011011 |
3 | 201022212111 |
4 | 1130320123 |
5 | 44133233 |
6 | 12053151 |
7 | 3143110 |
oct | 1347033 |
9 | 638774 |
10 | 380443 |
11 | 23a918 |
12 | 1641b7 |
13 | 10421b |
14 | 9c907 |
15 | 77acd |
hex | 5ce1b |
380443 has 16 divisors (see below), whose sum is σ = 483840. Its totient is φ = 291456.
The previous prime is 380441. The next prime is 380447. The reversal of 380443 is 344083.
It is not a de Polignac number, because 380443 - 21 = 380441 is a prime.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (380441) 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, 2668 + ... + 2806.
It is an arithmetic number, because the mean of its divisors is an integer number (30240).
2380443 is an apocalyptic number.
380443 is a deficient number, since it is larger than the sum of its proper divisors (103397).
380443 is a wasteful number, since it uses less digits than its factorization.
380443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 380443 is about 616.8006160827. The cubic root of 380443 is about 72.4597001556.
The spelling of 380443 in words is "three hundred eighty thousand, four hundred forty-three".
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