Base | Representation |
---|---|
bin | 1100111111011… |
… | …11110001011110 |
3 | 21121002000220201 |
4 | 12133233301132 |
5 | 210400013223 |
6 | 14451534114 |
7 | 2462234542 |
oct | 637576136 |
9 | 247060821 |
10 | 108985438 |
11 | 56579411 |
12 | 305ba33a |
13 | 1976b633 |
14 | 1068da22 |
15 | 987bead |
hex | 67efc5e |
108985438 has 8 divisors (see below), whose sum is σ = 163526688. Its totient is φ = 54476544.
The previous prime is 108985411. The next prime is 108985439. The reversal of 108985438 is 834589801.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108985439) 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 3 ways as a sum of consecutive naturals, for example, 3870 + ... + 15262.
It is an arithmetic number, because the mean of its divisors is an integer number (20440836).
Almost surely, 2108985438 is an apocalyptic number.
108985438 is a deficient number, since it is larger than the sum of its proper divisors (54541250).
108985438 is a wasteful number, since it uses less digits than its factorization.
108985438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16178.
The product of its (nonzero) digits is 276480, while the sum is 46.
The square root of 108985438 is about 10439.6090922984. The cubic root of 108985438 is about 477.6643448076.
The spelling of 108985438 in words is "one hundred eight million, nine hundred eighty-five thousand, four hundred thirty-eight".
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