Base | Representation |
---|---|
bin | 1101000010101… |
… | …11110111011101 |
3 | 21121212200210002 |
4 | 12201113313131 |
5 | 211002134210 |
6 | 14505024045 |
7 | 2465661566 |
oct | 641276735 |
9 | 247780702 |
10 | 109411805 |
11 | 5683a788 |
12 | 30785025 |
13 | 1988a719 |
14 | 1076116d |
15 | 99134a5 |
hex | 6857ddd |
109411805 has 8 divisors (see below), whose sum is σ = 137002752. Its totient is φ = 83723728.
The previous prime is 109411789. The next prime is 109411811. The reversal of 109411805 is 508114901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 109411805 - 24 = 109411789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475589 + ... + 475818.
It is an arithmetic number, because the mean of its divisors is an integer number (17125344).
Almost surely, 2109411805 is an apocalyptic number.
It is an amenable number.
109411805 is a deficient number, since it is larger than the sum of its proper divisors (27590947).
109411805 is an equidigital number, since it uses as much as digits as its factorization.
109411805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 951435.
The product of its (nonzero) digits is 1440, while the sum is 29.
The square root of 109411805 is about 10460.0097992306. The cubic root of 109411805 is about 478.2864319113.
The spelling of 109411805 in words is "one hundred nine million, four hundred eleven thousand, eight hundred five".
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