Base | Representation |
---|---|
bin | 110101011101… |
… | …0100001111110 |
3 | 1221201220211021 |
4 | 1222322201332 |
5 | 24133331011 |
6 | 2440414354 |
7 | 460140250 |
oct | 152724176 |
9 | 57656737 |
10 | 28027006 |
11 | 14903117 |
12 | 94773ba |
13 | 5a63c37 |
14 | 3a17cd0 |
15 | 26d9471 |
hex | 1aba87e |
28027006 has 16 divisors (see below), whose sum is σ = 48862080. Its totient is φ = 11807640.
The previous prime is 28027003. The next prime is 28027031. The reversal of 28027006 is 60072082.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28027003) 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, 16140 + ... + 17791.
It is an arithmetic number, because the mean of its divisors is an integer number (3053880).
Almost surely, 228027006 is an apocalyptic number.
28027006 is a deficient number, since it is larger than the sum of its proper divisors (20835074).
28027006 is a wasteful number, since it uses less digits than its factorization.
28027006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33999.
The product of its (nonzero) digits is 1344, while the sum is 25.
The square root of 28027006 is about 5294.0538342559. The cubic root of 28027006 is about 303.7564921530.
Adding to 28027006 its reverse (60072082), we get a palindrome (88099088).
The spelling of 28027006 in words is "twenty-eight million, twenty-seven thousand, six".
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