Base | Representation |
---|---|
bin | 1011000111101100010010 |
3 | 12111002202022 |
4 | 23013230102 |
5 | 1221240330 |
6 | 142251442 |
7 | 33530543 |
oct | 13075422 |
9 | 5432668 |
10 | 2915090 |
11 | 1711172 |
12 | b86b82 |
13 | 7b0b09 |
14 | 55c4ca |
15 | 3c8ae5 |
hex | 2c7b12 |
2915090 has 8 divisors (see below), whose sum is σ = 5247180. Its totient is φ = 1166032.
The previous prime is 2915071. The next prime is 2915093. The reversal of 2915090 is 905192.
It is a happy number.
2915090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 2866249 + 48841 = 1693^2 + 221^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (2915093) 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 3 ways as a sum of consecutive naturals, for example, 145745 + ... + 145764.
22915090 is an apocalyptic number.
2915090 is a deficient number, since it is larger than the sum of its proper divisors (2332090).
2915090 is a wasteful number, since it uses less digits than its factorization.
2915090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291516.
The product of its (nonzero) digits is 810, while the sum is 26.
The square root of 2915090 is about 1707.3634645265. The cubic root of 2915090 is about 142.8512316602.
The spelling of 2915090 in words is "two million, nine hundred fifteen thousand, ninety".
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