2² × 5 × 8209

Prime Factor Structure

Factorization String 2^2 × 5 × 8209

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 344,820

Proper Divisor Sum 180,640

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #164173 ← → #164183

1 2 4 5 10 20 8,209 16,418 32,836 41,045 82,090 164,180

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

164,180 82,090 41,045 123,136 61,568 30,784 15,392 7,696 3,848 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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