Base | Representation |
---|---|
bin | 11011010000101… |
… | …10000111101000 |
3 | 120221022011012212 |
4 | 31220112013220 |
5 | 432020231133 |
6 | 34405224252 |
7 | 5444515013 |
oct | 1550260750 |
9 | 527264185 |
10 | 228680168 |
11 | 1080a1882 |
12 | 64702088 |
13 | 384b9612 |
14 | 2252a37a |
15 | 15122148 |
hex | da161e8 |
228680168 has 16 divisors (see below), whose sum is σ = 447418080. Its totient is φ = 109368688.
The previous prime is 228680129. The next prime is 228680171. The reversal of 228680168 is 861086822.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621230 + ... + 621597.
It is an arithmetic number, because the mean of its divisors is an integer number (27963630).
Almost surely, 2228680168 is an apocalyptic number.
It is an amenable number.
228680168 is a deficient number, since it is larger than the sum of its proper divisors (218737912).
228680168 is a wasteful number, since it uses less digits than its factorization.
228680168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1242856 (or 1242852 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 41.
The square root of 228680168 is about 15122.1747113304. The cubic root of 228680168 is about 611.5183602837.
The spelling of 228680168 in words is "two hundred twenty-eight million, six hundred eighty thousand, one hundred sixty-eight".
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