There are an infinite number of highly composite numbers, and the first few are 1, 2, 4, 6, 12, 24, 36, 48, 60, 120, 180, 240, 360, 720, 840, 1260, 1680, 2520, 5040, ... (OEIS A002182). The corresponding numbers of divisors are 1, 2, 3, 4, 6, 8, 9, 10, 12, 16, 18, 20, 24, 30, 32, ... (OEIS A002183).
Clackamas County Population 2018 Clackamas County's estimated population is 408,062 with a growth rate of 1.72% in the past year according to the most recent United States census data. Clackamas County is the 3rd largest county in Oregon.
Population of Portland, OR. Last official estimated population of Portland city (Clackamas County**, Oregon state) was 619,360 (year 2014)[1]. This was 0.194% of total US population and 15.37% of total Oregon state population. Area of Portland city is 145.1 miÂ² (=375.8 kmÂ²)[6], in this year population density was 4,268.36 p/miÂ². If population growth rate would be same as in period 2010-2014 (+1.49%/yr), Portland city population in 2017 would be 647,464*.