Base | Representation |
---|---|
bin | 10001010101001… |
… | …111000000000101 |
3 | 202021011002222211 |
4 | 101111033000011 |
5 | 1043414413031 |
6 | 44504223421 |
7 | 10130403412 |
oct | 2125170005 |
9 | 667132884 |
10 | 290779141 |
11 | 13a156744 |
12 | 8146ab71 |
13 | 4831ca83 |
14 | 2a893109 |
15 | 1a7dbbb1 |
hex | 1154f005 |
290779141 has 2 divisors, whose sum is σ = 290779142. Its totient is φ = 290779140.
The previous prime is 290779127. The next prime is 290779213. The reversal of 290779141 is 141977092.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 234978241 + 55800900 = 15329^2 + 7470^2 .
It is a cyclic number.
It is not a de Polignac number, because 290779141 - 29 = 290778629 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 290779094 and 290779103.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (290779121) 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 as a sum of consecutive naturals, namely, 145389570 + 145389571.
It is an arithmetic number, because the mean of its divisors is an integer number (145389571).
Almost surely, 2290779141 is an apocalyptic number.
It is an amenable number.
290779141 is a deficient number, since it is larger than the sum of its proper divisors (1).
290779141 is an equidigital number, since it uses as much as digits as its factorization.
290779141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 31752, while the sum is 40.
The square root of 290779141 is about 17052.2473885409. The cubic root of 290779141 is about 662.5028482612.
The spelling of 290779141 in words is "two hundred ninety million, seven hundred seventy-nine thousand, one hundred forty-one".
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