Base | Representation |
---|---|
bin | 1011110111111010001 |
3 | 201202201010 |
4 | 1132333101 |
5 | 44422243 |
6 | 12201133 |
7 | 3210216 |
oct | 1367721 |
9 | 652633 |
10 | 389073 |
11 | 246353 |
12 | 1691a9 |
13 | 108129 |
14 | a1b0d |
15 | 7a433 |
hex | 5efd1 |
389073 has 8 divisors (see below), whose sum is σ = 528768. Its totient is φ = 254384.
The previous prime is 389057. The next prime is 389083. The reversal of 389073 is 370983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 389073 - 24 = 389057 is a prime.
389073 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 389073.
It is not an unprimeable number, because it can be changed into a prime (389003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1065 + ... + 1382.
It is an arithmetic number, because the mean of its divisors is an integer number (66096).
2389073 is an apocalyptic number.
It is an amenable number.
389073 is a deficient number, since it is larger than the sum of its proper divisors (139695).
389073 is a wasteful number, since it uses less digits than its factorization.
389073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2503.
The product of its (nonzero) digits is 4536, while the sum is 30.
The square root of 389073 is about 623.7571642875. The cubic root of 389073 is about 73.0035026780.
The spelling of 389073 in words is "three hundred eighty-nine thousand, seventy-three".
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