Base | Representation |
---|---|
bin | 110111001001… |
… | …1111000110110 |
3 | 2000102011002012 |
4 | 1232103320312 |
5 | 24400323202 |
6 | 2511444222 |
7 | 500536001 |
oct | 156237066 |
9 | 60364065 |
10 | 28917302 |
11 | 15360aa7 |
12 | 9826672 |
13 | 5cb623b |
14 | 3baa538 |
15 | 2813152 |
hex | 1b93e36 |
28917302 has 16 divisors (see below), whose sum is σ = 45480960. Its totient is φ = 13763112.
The previous prime is 28917299. The next prime is 28917307. The reversal of 28917302 is 20371982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28917307) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8849 + ... + 11667.
It is an arithmetic number, because the mean of its divisors is an integer number (2842560).
Almost surely, 228917302 is an apocalyptic number.
28917302 is a deficient number, since it is larger than the sum of its proper divisors (16563658).
28917302 is a wasteful number, since it uses less digits than its factorization.
28917302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3067.
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 28917302 is about 5377.4810087996. The cubic root of 28917302 is about 306.9393649236.
The spelling of 28917302 in words is "twenty-eight million, nine hundred seventeen thousand, three hundred two".
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