Base | Representation |
---|---|
bin | 1101000100110… |
… | …11000010000000 |
3 | 21122101200011020 |
4 | 12202123002000 |
5 | 211034440122 |
6 | 14514545440 |
7 | 2501215626 |
oct | 642330200 |
9 | 248350136 |
10 | 109686912 |
11 | 56a08445 |
12 | 30898280 |
13 | 199559ca |
14 | 107d3516 |
15 | 9969c5c |
hex | 689b080 |
109686912 has 32 divisors (see below), whose sum is σ = 291356880. Its totient is φ = 36562176.
The previous prime is 109686911. The next prime is 109686917. The reversal of 109686912 is 219686901.
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (109686911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142438 + ... + 143205.
Almost surely, 2109686912 is an apocalyptic number.
109686912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
109686912 is an abundant number, since it is smaller than the sum of its proper divisors (181669968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109686912 is an equidigital number, since it uses as much as digits as its factorization.
109686912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285660 (or 285648 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 42.
The square root of 109686912 is about 10473.1519610860. The cubic root of 109686912 is about 478.6869670483.
The spelling of 109686912 in words is "one hundred nine million, six hundred eighty-six thousand, nine hundred twelve".
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