Base | Representation |
---|---|
bin | 1101000010100… |
… | …10001101010110 |
3 | 21121211111222202 |
4 | 12201102031112 |
5 | 211000414010 |
6 | 14504324502 |
7 | 2465534201 |
oct | 641221526 |
9 | 247744882 |
10 | 109388630 |
11 | 5682432a |
12 | 30773732 |
13 | 19880000 |
14 | 10756938 |
15 | 990b6a5 |
hex | 6852356 |
109388630 has 40 divisors (see below), whose sum is σ = 213864192. Its totient is φ = 40284192.
The previous prime is 109388623. The next prime is 109388641. The reversal of 109388630 is 36883901.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 285419 + ... + 285801.
Almost surely, 2109388630 is an apocalyptic number.
109388630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
109388630 is a deficient number, since it is larger than the sum of its proper divisors (104475562).
109388630 is an frugal number, since it uses more digits than its factorization.
109388630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 442 (or 403 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 38.
The square root of 109388630 is about 10458.9019500137. The cubic root of 109388630 is about 478.2526602028.
The spelling of 109388630 in words is "one hundred nine million, three hundred eighty-eight thousand, six hundred thirty".
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