Base | Representation |
---|---|
bin | 11010010000010… |
… | …10011100011101 |
3 | 120100102112121121 |
4 | 31020022130131 |
5 | 422340244431 |
6 | 33504330541 |
7 | 5313020014 |
oct | 1510123435 |
9 | 510375547 |
10 | 220243741 |
11 | 10335a423 |
12 | 61913a51 |
13 | 36824653 |
14 | 21371a7b |
15 | 14507611 |
hex | d20a71d |
220243741 has 2 divisors, whose sum is σ = 220243742. Its totient is φ = 220243740.
The previous prime is 220243729. The next prime is 220243753. The reversal of 220243741 is 147342022.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (220243729) and next prime (220243753).
It can be written as a sum of positive squares in only one way, i.e., 121638841 + 98604900 = 11029^2 + 9930^2 .
It is a cyclic number.
It is not a de Polignac number, because 220243741 - 27 = 220243613 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (220243241) 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 as a sum of consecutive naturals, namely, 110121870 + 110121871.
It is an arithmetic number, because the mean of its divisors is an integer number (110121871).
Almost surely, 2220243741 is an apocalyptic number.
It is an amenable number.
220243741 is a deficient number, since it is larger than the sum of its proper divisors (1).
220243741 is an equidigital number, since it uses as much as digits as its factorization.
220243741 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2688, while the sum is 25.
The square root of 220243741 is about 14840.6112070898. The cubic root of 220243741 is about 603.9039335614.
Adding to 220243741 its reverse (147342022), we get a palindrome (367585763).
The spelling of 220243741 in words is "two hundred twenty million, two hundred forty-three thousand, seven hundred forty-one".
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