3² × 7 × 11 × 199

Prime Factor Structure

Factorization String 3^2 × 7 × 11 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 249,600

Proper Divisor Sum 111,693

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #137873 ← → #137909

1 3 7 9 11 21 33 63 77 99 199 231 597 693 1,393 1,791 2,189 4,179 6,567 12,537 15,323 19,701 45,969 137,907

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

137,907 413,722 206,861 620,584 310,292 155,146 77,573 232,720 116,360 58,180 29,090 14,545 43,636 21,818 10,909 32,728 16,364 8,182 4,091 12,274 6,137 18,412 9,206 4,603 13,810 6,905 20,716 10,358 5,179 15,538 7,769 23,308 11,654 5,827 17,482 8,741 26,224 13,112 6,556 3,278 1,639 4,918 2,459 7,378 3,689 11,068 5,534 2,767 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255

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