Base | Representation |
---|---|
bin | 111101100111011101111 |
3 | 10210120121211 |
4 | 13230323233 |
5 | 1004102210 |
6 | 111135251 |
7 | 23106313 |
oct | 7547357 |
9 | 3716554 |
10 | 2019055 |
11 | 1159a45 |
12 | 814527 |
13 | 55900c |
14 | 3a7b43 |
15 | 29d38a |
hex | 1eceef |
2019055 has 16 divisors (see below), whose sum is σ = 2568384. Its totient is φ = 1520640.
The previous prime is 2019047. The next prime is 2019071. The reversal of 2019055 is 5509102.
It is not a de Polignac number, because 2019055 - 23 = 2019047 is a prime.
It is a Duffinian number.
2019055 is a lucky 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, 11065 + ... + 11245.
It is an arithmetic number, because the mean of its divisors is an integer number (160524).
22019055 is an apocalyptic number.
2019055 is a deficient number, since it is larger than the sum of its proper divisors (549329).
2019055 is a wasteful number, since it uses less digits than its factorization.
2019055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306.
The product of its (nonzero) digits is 450, while the sum is 22.
The square root of 2019055 is about 1420.9345516244. The cubic root of 2019055 is about 126.3909708540.
The spelling of 2019055 in words is "two million, nineteen thousand, fifty-five".
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