Base | Representation |
---|---|
bin | 1011111001100000110 |
3 | 201210211112 |
4 | 1133030012 |
5 | 44434034 |
6 | 12205022 |
7 | 3212501 |
oct | 1371406 |
9 | 653745 |
10 | 389894 |
11 | 246a2a |
12 | 169772 |
13 | 10860b |
14 | a2138 |
15 | 7a7ce |
hex | 5f306 |
389894 has 8 divisors (see below), whose sum is σ = 587520. Its totient is φ = 194056.
The previous prime is 389891. The next prime is 389897. The reversal of 389894 is 498983.
It is an interprime number because it is at equal distance from previous prime (389891) and next prime (389897).
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389891) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512 + ... + 1020.
It is an arithmetic number, because the mean of its divisors is an integer number (73440).
2389894 is an apocalyptic number.
389894 is a deficient number, since it is larger than the sum of its proper divisors (197626).
389894 is a wasteful number, since it uses less digits than its factorization.
389894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 894.
The product of its digits is 62208, while the sum is 41.
The square root of 389894 is about 624.4149261509. The cubic root of 389894 is about 73.0548158997.
The spelling of 389894 in words is "three hundred eighty-nine thousand, eight hundred ninety-four".
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