Base | Representation |
---|---|
bin | 111100001101000… |
… | …1111010001100001 |
3 | 12012210020221220111 |
4 | 1320122033101201 |
5 | 13114124103400 |
6 | 532242411321 |
7 | 101026641211 |
oct | 17032172141 |
9 | 5183227814 |
10 | 2020144225 |
11 | 947356290 |
12 | 484660b41 |
13 | 2626ab318 |
14 | 152420241 |
15 | bc5413ba |
hex | 7868f461 |
2020144225 has 12 divisors (see below), whose sum is σ = 2732704560. Its totient is φ = 1469195600.
The previous prime is 2020144223. The next prime is 2020144267. The reversal of 2020144225 is 5224410202.
It is not a de Polignac number, because 2020144225 - 21 = 2020144223 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2020144196 and 2020144205.
It is not an unprimeable number, because it can be changed into a prime (2020144223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3672715 + ... + 3673264.
It is an arithmetic number, because the mean of its divisors is an integer number (227725380).
Almost surely, 22020144225 is an apocalyptic number.
2020144225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2020144225 is a deficient number, since it is larger than the sum of its proper divisors (712560335).
2020144225 is a wasteful number, since it uses less digits than its factorization.
2020144225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7346000 (or 7345995 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 2020144225 is about 44946.0145619164. The cubic root of 2020144225 is about 1264.1369492649.
Adding to 2020144225 its reverse (5224410202), we get a palindrome (7244554427).
The spelling of 2020144225 in words is "two billion, twenty million, one hundred forty-four thousand, two hundred twenty-five".
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