Base | Representation |
---|---|
bin | 1011000101011101000101 |
3 | 12110122011212 |
4 | 23011131011 |
5 | 1220442200 |
6 | 142141205 |
7 | 33462041 |
oct | 13053505 |
9 | 5418155 |
10 | 2905925 |
11 | 17052a0 |
12 | b81805 |
13 | 7a98a9 |
14 | 559021 |
15 | 3c6035 |
hex | 2c5745 |
2905925 has 12 divisors (see below), whose sum is σ = 3931296. Its totient is φ = 2113200.
The previous prime is 2905921. The next prime is 2905949. The reversal of 2905925 is 5295092.
2905925 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 2905925 - 22 = 2905921 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2905891 and 2905900.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2905921) 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 11 ways as a sum of consecutive naturals, for example, 5009 + ... + 5558.
It is an arithmetic number, because the mean of its divisors is an integer number (327608).
22905925 is an apocalyptic number.
2905925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2905925 is a deficient number, since it is larger than the sum of its proper divisors (1025371).
2905925 is a wasteful number, since it uses less digits than its factorization.
2905925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10588 (or 10583 counting only the distinct ones).
The product of its (nonzero) digits is 8100, while the sum is 32.
The square root of 2905925 is about 1704.6773888334. The cubic root of 2905925 is about 142.7013671039.
The spelling of 2905925 in words is "two million, nine hundred five thousand, nine hundred twenty-five".
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