Base | Representation |
---|---|
bin | 10011000110100… |
… | …011011011001100 |
3 | 211100001022212100 |
4 | 103012203123030 |
5 | 1124021010233 |
6 | 51445035100 |
7 | 10641035541 |
oct | 2306433314 |
9 | 740038770 |
10 | 320485068 |
11 | 1549a61a2 |
12 | 8b3b5a90 |
13 | 51520c47 |
14 | 307c6bc8 |
15 | 1d208813 |
hex | 131a36cc |
320485068 has 36 divisors (see below), whose sum is σ = 836250688. Its totient is φ = 103381920.
The previous prime is 320485051. The next prime is 320485073. The reversal of 320485068 is 860584023.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142471 + ... + 144702.
Almost surely, 2320485068 is an apocalyptic number.
It is an amenable number.
320485068 is an abundant number, since it is smaller than the sum of its proper divisors (515765620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
320485068 is a wasteful number, since it uses less digits than its factorization.
320485068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287214 (or 287209 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 320485068 is about 17902.0967487052. The cubic root of 320485068 is about 684.3358102786.
The spelling of 320485068 in words is "three hundred twenty million, four hundred eighty-five thousand, sixty-eight".
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