Base | Representation |
---|---|
bin | 110110111111… |
… | …1111000100001 |
3 | 2000020222200100 |
4 | 1231333320201 |
5 | 24340212421 |
6 | 2510013013 |
7 | 500045052 |
oct | 155777041 |
9 | 60228610 |
10 | 28835361 |
11 | 15305485 |
12 | 97a7169 |
13 | 5c87b59 |
14 | 3b88729 |
15 | 27e8c26 |
hex | 1b7fe21 |
28835361 has 6 divisors (see below), whose sum is σ = 41651090. Its totient is φ = 19223568.
The previous prime is 28835357. The next prime is 28835431. The reversal of 28835361 is 16353882.
It can be written as a sum of positive squares in only one way, i.e., 27720225 + 1115136 = 5265^2 + 1056^2 .
It is not a de Polignac number, because 28835361 - 22 = 28835357 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28835311) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1601956 + ... + 1601973.
Almost surely, 228835361 is an apocalyptic number.
It is an amenable number.
28835361 is a deficient number, since it is larger than the sum of its proper divisors (12815729).
28835361 is a wasteful number, since it uses less digits than its factorization.
28835361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3203935 (or 3203932 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 28835361 is about 5369.8567019987. The cubic root of 28835361 is about 306.6491728889.
The spelling of 28835361 in words is "twenty-eight million, eight hundred thirty-five thousand, three hundred sixty-one".
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