Base | Representation |
---|---|
bin | 110101111101… |
… | …0100010011110 |
3 | 1222020020110111 |
4 | 1223322202132 |
5 | 24220223212 |
6 | 2450200234 |
7 | 462311515 |
oct | 153724236 |
9 | 58206414 |
10 | 28289182 |
11 | 14a72099 |
12 | 958307a |
13 | 5b2637c |
14 | 3a8567c |
15 | 273bea7 |
hex | 1afa89e |
28289182 has 8 divisors (see below), whose sum is σ = 42571152. Its totient is φ = 14098800.
The previous prime is 28289167. The next prime is 28289231. The reversal of 28289182 is 28198282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22119 + ... + 23362.
It is an arithmetic number, because the mean of its divisors is an integer number (5321394).
Almost surely, 228289182 is an apocalyptic number.
28289182 is a deficient number, since it is larger than the sum of its proper divisors (14281970).
28289182 is a wasteful number, since it uses less digits than its factorization.
28289182 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45794.
The product of its digits is 36864, while the sum is 40.
The square root of 28289182 is about 5318.7575616868. The cubic root of 28289182 is about 304.7007079280.
The spelling of 28289182 in words is "twenty-eight million, two hundred eighty-nine thousand, one hundred eighty-two".
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