Base | Representation |
---|---|
bin | 110110100000… |
… | …0100111110001 |
3 | 1222202211020022 |
4 | 1231000213301 |
5 | 24303414431 |
6 | 2500253225 |
7 | 464615441 |
oct | 155004761 |
9 | 58684208 |
10 | 28576241 |
11 | 15148831 |
12 | 96a1215 |
13 | 5bc6c25 |
14 | 3b1c121 |
15 | 279707b |
hex | 1b409f1 |
28576241 has 2 divisors, whose sum is σ = 28576242. Its totient is φ = 28576240.
The previous prime is 28576193. The next prime is 28576267. The reversal of 28576241 is 14267582.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 18835600 + 9740641 = 4340^2 + 3121^2 .
It is a cyclic number.
It is not a de Polignac number, because 28576241 - 214 = 28559857 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (28576271) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14288120 + 14288121.
It is an arithmetic number, because the mean of its divisors is an integer number (14288121).
Almost surely, 228576241 is an apocalyptic number.
It is an amenable number.
28576241 is a deficient number, since it is larger than the sum of its proper divisors (1).
28576241 is an equidigital number, since it uses as much as digits as its factorization.
28576241 is an evil number, because the sum of its binary digits is even.
The product of its digits is 26880, while the sum is 35.
The square root of 28576241 is about 5345.6749807672. The cubic root of 28576241 is about 305.7278718970.
The spelling of 28576241 in words is "twenty-eight million, five hundred seventy-six thousand, two hundred forty-one".
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