Base | Representation |
---|---|
bin | 10111001111001… |
… | …100111011110110 |
3 | 1000011120222220101 |
4 | 113033030323312 |
5 | 1244301023420 |
6 | 102404024314 |
7 | 12442523212 |
oct | 2717147366 |
9 | 1004528811 |
10 | 389861110 |
11 | 190080471 |
12 | aa69209a |
13 | 62a01762 |
14 | 39ac5942 |
15 | 2435e60a |
hex | 173ccef6 |
389861110 has 24 divisors (see below), whose sum is σ = 715291920. Its totient is φ = 152991072.
The previous prime is 389861107. The next prime is 389861117. The reversal of 389861110 is 11168983.
It is a self number, because there is not a number n which added to its sum of digits gives 389861110.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (389861117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21151 + ... + 35029.
It is an arithmetic number, because the mean of its divisors is an integer number (29803830).
Almost surely, 2389861110 is an apocalyptic number.
389861110 is a deficient number, since it is larger than the sum of its proper divisors (325430810).
389861110 is a wasteful number, since it uses less digits than its factorization.
389861110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13992 (or 13939 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 37.
The square root of 389861110 is about 19744.9008607286. The cubic root of 389861110 is about 730.5276163152.
The spelling of 389861110 in words is "three hundred eighty-nine million, eight hundred sixty-one thousand, one hundred ten".
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