Base | Representation |
---|---|
bin | 1101000010100… |
… | …10010101000110 |
3 | 21121211112200010 |
4 | 12201102111012 |
5 | 211000423001 |
6 | 14504331050 |
7 | 2465535510 |
oct | 641222506 |
9 | 247745603 |
10 | 109389126 |
11 | 56824740 |
12 | 30773a86 |
13 | 198802c2 |
14 | 10756bb0 |
15 | 990b8d6 |
hex | 6852546 |
109389126 has 32 divisors (see below), whose sum is σ = 272763648. Its totient is φ = 28412640.
The previous prime is 109389083. The next prime is 109389143. The reversal of 109389126 is 621983901.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117925 + ... + 118848.
It is an arithmetic number, because the mean of its divisors is an integer number (8523864).
Almost surely, 2109389126 is an apocalyptic number.
109389126 is an abundant number, since it is smaller than the sum of its proper divisors (163374522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109389126 is a wasteful number, since it uses less digits than its factorization.
109389126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236796.
The product of its (nonzero) digits is 23328, while the sum is 39.
The square root of 109389126 is about 10458.9256618450. The cubic root of 109389126 is about 478.2533830475.
The spelling of 109389126 in words is "one hundred nine million, three hundred eighty-nine thousand, one hundred twenty-six".
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