Base | Representation |
---|---|
bin | 110111000111… |
… | …0011110111111 |
3 | 2000101000201101 |
4 | 1232032132333 |
5 | 24344121132 |
6 | 2511153531 |
7 | 500414320 |
oct | 156163677 |
9 | 60330641 |
10 | 28895167 |
11 | 15346404 |
12 | 98158a7 |
13 | 5ca9142 |
14 | 3ba2447 |
15 | 280b7e7 |
hex | 1b8e7bf |
28895167 has 8 divisors (see below), whose sum is σ = 33284096. Its totient is φ = 24571512.
The previous prime is 28895159. The next prime is 28895179. The reversal of 28895167 is 76159882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28895167 - 23 = 28895159 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28895197) 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, 15363 + ... + 17140.
It is an arithmetic number, because the mean of its divisors is an integer number (4160512).
Almost surely, 228895167 is an apocalyptic number.
28895167 is a deficient number, since it is larger than the sum of its proper divisors (4388929).
28895167 is a wasteful number, since it uses less digits than its factorization.
28895167 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32637.
The product of its digits is 241920, while the sum is 46.
The square root of 28895167 is about 5375.4224950231. The cubic root of 28895167 is about 306.8610284648.
The spelling of 28895167 in words is "twenty-eight million, eight hundred ninety-five thousand, one hundred sixty-seven".
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