Base | Representation |
---|---|
bin | 10001010101000… |
… | …101101010011100 |
3 | 202021002011112012 |
4 | 101111011222130 |
5 | 1043412202032 |
6 | 44503330352 |
7 | 10130154041 |
oct | 2125055234 |
9 | 667064465 |
10 | 290740892 |
11 | 13a12aa32 |
12 | 814509b8 |
13 | 48308540 |
14 | 2a8831c8 |
15 | 1a7d06b2 |
hex | 11545a9c |
290740892 has 24 divisors (see below), whose sum is σ = 566832000. Its totient is φ = 129560256.
The previous prime is 290740883. The next prime is 290740897. The reversal of 290740892 is 298047092.
290740892 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (290740897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94892 + ... + 97907.
It is an arithmetic number, because the mean of its divisors is an integer number (23618000).
Almost surely, 2290740892 is an apocalyptic number.
It is an amenable number.
290740892 is a deficient number, since it is larger than the sum of its proper divisors (276091108).
290740892 is a wasteful number, since it uses less digits than its factorization.
290740892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192845 (or 192843 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 41.
The square root of 290740892 is about 17051.1258279329. The cubic root of 290740892 is about 662.4737985128.
The spelling of 290740892 in words is "two hundred ninety million, seven hundred forty thousand, eight hundred ninety-two".
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