Base | Representation |
---|---|
bin | 10001010101100… |
… | …011111001100101 |
3 | 202021022110102012 |
4 | 101111203321211 |
5 | 1043430132431 |
6 | 44510124005 |
7 | 10131211106 |
oct | 2125437145 |
9 | 667273365 |
10 | 290864741 |
11 | 13a204a92 |
12 | 814b0605 |
13 | 4834ca1b |
14 | 2a8b63ad |
15 | 1a80722b |
hex | 11563e65 |
290864741 has 2 divisors, whose sum is σ = 290864742. Its totient is φ = 290864740.
The previous prime is 290864737. The next prime is 290864753. The reversal of 290864741 is 147468092.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 282576100 + 8288641 = 16810^2 + 2879^2 .
It is a cyclic number.
It is not a de Polignac number, because 290864741 - 22 = 290864737 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (290864731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145432370 + 145432371.
It is an arithmetic number, because the mean of its divisors is an integer number (145432371).
Almost surely, 2290864741 is an apocalyptic number.
It is an amenable number.
290864741 is a deficient number, since it is larger than the sum of its proper divisors (1).
290864741 is an equidigital number, since it uses as much as digits as its factorization.
290864741 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 290864741 is about 17054.7571369398. The cubic root of 290864741 is about 662.5678514106.
The spelling of 290864741 in words is "two hundred ninety million, eight hundred sixty-four thousand, seven hundred forty-one".
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