Base | Representation |
---|---|
bin | 100110001001… |
… | …100000000101 |
3 | 200211001221210 |
4 | 212021200011 |
5 | 10030003024 |
6 | 554202033 |
7 | 151000440 |
oct | 46114005 |
9 | 20731853 |
10 | 10000389 |
11 | 5710493 |
12 | 3423319 |
13 | 20c1ab9 |
14 | 1484657 |
15 | d28129 |
hex | 989805 |
10000389 has 16 divisors (see below), whose sum is σ = 15765120. Its totient is φ = 5517120.
The previous prime is 10000379. The next prime is 10000439. The reversal of 10000389 is 98300001.
10000389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10000389 - 25 = 10000357 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10000339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7602 + ... + 8819.
It is an arithmetic number, because the mean of its divisors is an integer number (985320).
Almost surely, 210000389 is an apocalyptic number.
It is an amenable number.
10000389 is a deficient number, since it is larger than the sum of its proper divisors (5764731).
10000389 is a wasteful number, since it uses less digits than its factorization.
10000389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16460.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 10000389 is about 3162.3391658707. The cubic root of 10000389 is about 215.4462625506.
The spelling of 10000389 in words is "ten million, three hundred eighty-nine", and thus it is an aban number.
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