Base | Representation |
---|---|
bin | 1101000000111… |
… | …11011000011101 |
3 | 21121102221102012 |
4 | 12200133120131 |
5 | 210422233240 |
6 | 14500041005 |
7 | 2464006223 |
oct | 640373035 |
9 | 247387365 |
10 | 109180445 |
11 | 566a1980 |
12 | 30693165 |
13 | 1980931a |
14 | 10700b13 |
15 | 98b9b65 |
hex | 681f61d |
109180445 has 16 divisors (see below), whose sum is σ = 143145792. Its totient is φ = 79282560.
The previous prime is 109180433. The next prime is 109180459. The reversal of 109180445 is 544081901.
It is not a de Polignac number, because 109180445 - 214 = 109164061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51374 + ... + 53456.
It is an arithmetic number, because the mean of its divisors is an integer number (8946612).
Almost surely, 2109180445 is an apocalyptic number.
It is an amenable number.
109180445 is a deficient number, since it is larger than the sum of its proper divisors (33965347).
109180445 is a wasteful number, since it uses less digits than its factorization.
109180445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3052.
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 109180445 is about 10448.9446835554. The cubic root of 109180445 is about 477.9490690528.
The spelling of 109180445 in words is "one hundred nine million, one hundred eighty thousand, four hundred forty-five".
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