3 × 7 × 18583

Prime Factor Structure

Factorization String 3 × 7 × 18583

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 594,688

Proper Divisor Sum 204,445

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #390223 ← → #390263

1 3 7 21 18,583 55,749 130,081 390,243

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

390,243 1,170,730 585,365 1,756,096 878,048 439,024 219,512 109,756 54,878 27,439 82,318 41,159 123,478 61,739 185,218 92,609 277,828 138,914 69,457 208,372 104,186 52,093 156,280 78,140 39,070 19,535 58,606 29,303 87,910 43,955 131,866 65,933 197,800 98,900 49,450 24,725 74,176 37,088 18,544 9,272 4,636 2,318 1,159 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.