Base | Representation |
---|---|
bin | 1101000010100… |
… | …10001111010000 |
3 | 21121211112011021 |
4 | 12201102033100 |
5 | 211000420002 |
6 | 14504325224 |
7 | 2465534434 |
oct | 641221720 |
9 | 247745137 |
10 | 109388752 |
11 | 56824430 |
12 | 30773814 |
13 | 19880095 |
14 | 107569c4 |
15 | 990b737 |
hex | 68523d0 |
109388752 has 20 divisors (see below), whose sum is σ = 231208416. Its totient is φ = 49722080.
The previous prime is 109388737. The next prime is 109388753. The reversal of 109388752 is 257883901.
It is a junction number, because it is equal to n+sod(n) for n = 109388699 and 109388708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109388753) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 310588 + ... + 310939.
Almost surely, 2109388752 is an apocalyptic number.
It is an amenable number.
109388752 is an abundant number, since it is smaller than the sum of its proper divisors (121819664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109388752 is a wasteful number, since it uses less digits than its factorization.
109388752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621546 (or 621540 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 43.
The square root of 109388752 is about 10458.9077823643. The cubic root of 109388752 is about 478.2528379995.
The spelling of 109388752 in words is "one hundred nine million, three hundred eighty-eight thousand, seven hundred fifty-two".
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