Base | Representation |
---|---|
bin | 1011111001001001010 |
3 | 201210120120 |
4 | 1133021022 |
5 | 44432311 |
6 | 12204110 |
7 | 3212112 |
oct | 1371112 |
9 | 653516 |
10 | 389706 |
11 | 246879 |
12 | 169636 |
13 | 1084c5 |
14 | a2042 |
15 | 7a706 |
hex | 5f24a |
389706 has 8 divisors (see below), whose sum is σ = 779424. Its totient is φ = 129900.
The previous prime is 389699. The next prime is 389713. The reversal of 389706 is 607983.
It is a happy number.
389706 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (389699) and next prime (389713).
It is a sphenic number, since it is the product of 3 distinct primes.
389706 is an admirable number.
It is a Curzon number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 389706.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32470 + ... + 32481.
It is an arithmetic number, because the mean of its divisors is an integer number (97428).
2389706 is an apocalyptic number.
389706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389706 is a wasteful number, since it uses less digits than its factorization.
389706 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64956.
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 389706 is about 624.2643670754. The cubic root of 389706 is about 73.0430720980.
The spelling of 389706 in words is "three hundred eighty-nine thousand, seven hundred six".
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