3 × 7 × 11 × 83

Prime Factor Structure

Factorization String 3 × 7 × 11 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,256

Proper Divisor Sum 13,083

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #19163 ← → #19181

1 3 7 11 21 33 77 83 231 249 581 913 1,743 2,739 6,391 19,173

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

19,173 57,520 28,760 14,380 7,190 3,595 10,786 5,393 16,180 8,090 4,045 12,136 6,068 3,034 1,517 4,552 2,276 1,138 569 1,708 854 427 1,282 641 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

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