Base | Representation |
---|---|
bin | 1011001000111100001101 |
3 | 12111100202202 |
4 | 23020330031 |
5 | 1221421310 |
6 | 142331245 |
7 | 33551501 |
oct | 13107415 |
9 | 5440682 |
10 | 2920205 |
11 | 1714aa2 |
12 | b89b25 |
13 | 7b3242 |
14 | 560301 |
15 | 3ca3a5 |
hex | 2c8f0d |
2920205 has 16 divisors (see below), whose sum is σ = 3758400. Its totient is φ = 2171520.
The previous prime is 2920201. The next prime is 2920207. The reversal of 2920205 is 5020292.
2920205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2920205 - 22 = 2920201 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2920201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5345 + ... + 5865.
It is an arithmetic number, because the mean of its divisors is an integer number (234900).
22920205 is an apocalyptic number.
It is an amenable number.
2920205 is a deficient number, since it is larger than the sum of its proper divisors (838195).
2920205 is a wasteful number, since it uses less digits than its factorization.
2920205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 604.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 2920205 is about 1708.8607315987. The cubic root of 2920205 is about 142.9347347536.
Adding to 2920205 its reverse (5020292), we get a palindrome (7940497).
It can be divided in two parts, 2920 and 205, that added together give a 5-th power (3125 = 55).
The spelling of 2920205 in words is "two million, nine hundred twenty thousand, two hundred five".
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