Base | Representation |
---|---|
bin | 110110110101… |
… | …0101001000001 |
3 | 2000002120022211 |
4 | 1231222221001 |
5 | 24324421403 |
6 | 2504102121 |
7 | 466233304 |
oct | 155525101 |
9 | 60076284 |
10 | 28748353 |
11 | 15256077 |
12 | 9764941 |
13 | 5c5737a |
14 | 3b64b3b |
15 | 27cd06d |
hex | 1b6aa41 |
28748353 has 2 divisors, whose sum is σ = 28748354. Its totient is φ = 28748352.
The previous prime is 28748347. The next prime is 28748359. The reversal of 28748353 is 35384782.
It is a balanced prime because it is at equal distance from previous prime (28748347) and next prime (28748359).
It can be written as a sum of positive squares in only one way, i.e., 28547649 + 200704 = 5343^2 + 448^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28748353 is a prime.
It is not a weakly prime, because it can be changed into another prime (28748359) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14374176 + 14374177.
It is an arithmetic number, because the mean of its divisors is an integer number (14374177).
Almost surely, 228748353 is an apocalyptic number.
It is an amenable number.
28748353 is a deficient number, since it is larger than the sum of its proper divisors (1).
28748353 is an equidigital number, since it uses as much as digits as its factorization.
28748353 is an evil number, because the sum of its binary digits is even.
The product of its digits is 161280, while the sum is 40.
The square root of 28748353 is about 5361.7490616402. The cubic root of 28748353 is about 306.3404337676.
The spelling of 28748353 in words is "twenty-eight million, seven hundred forty-eight thousand, three hundred fifty-three".
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