Base | Representation |
---|---|
bin | 110110111111… |
… | …1100111100101 |
3 | 2000020221012012 |
4 | 1231333213211 |
5 | 24340144102 |
6 | 2510004005 |
7 | 500041643 |
oct | 155774745 |
9 | 60227165 |
10 | 28834277 |
11 | 1530468a |
12 | 97a6605 |
13 | 5c87504 |
14 | 3b88193 |
15 | 27e8752 |
hex | 1b7f9e5 |
28834277 has 2 divisors, whose sum is σ = 28834278. Its totient is φ = 28834276.
The previous prime is 28834271. The next prime is 28834291. The reversal of 28834277 is 77243882.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 20802721 + 8031556 = 4561^2 + 2834^2 .
It is a cyclic number.
It is not a de Polignac number, because 28834277 - 26 = 28834213 is a prime.
It is a super-2 number, since 2×288342772 = 1662831060225458, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28834271) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14417138 + 14417139.
It is an arithmetic number, because the mean of its divisors is an integer number (14417139).
Almost surely, 228834277 is an apocalyptic number.
It is an amenable number.
28834277 is a deficient number, since it is larger than the sum of its proper divisors (1).
28834277 is an equidigital number, since it uses as much as digits as its factorization.
28834277 is an evil number, because the sum of its binary digits is even.
The product of its digits is 150528, while the sum is 41.
The square root of 28834277 is about 5369.7557672579. The cubic root of 28834277 is about 306.6453302473.
The spelling of 28834277 in words is "twenty-eight million, eight hundred thirty-four thousand, two hundred seventy-seven".
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