3 × 7 × 11 × 919

Prime Factor Structure

Factorization String 3 × 7 × 11 × 919

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 353,280

Proper Divisor Sum 140,991

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #212281 ← → #212293

1 3 7 11 21 33 77 231 919 2,757 6,433 10,109 19,299 30,327 70,763 212,289

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

212,289 636,868 318,434 159,217 477,652 238,826 119,413 358,240 179,120 89,560 44,780 22,390 11,195 33,586 16,793 50,380 25,190 12,595 37,786 18,893 56,680 28,340 14,170 7,085 21,256 10,628 5,314 2,657 7,972 3,986 1,993 5,980 2,990 1,495 4,486 2,243 6,730 3,365 10,096 5,048 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 1,066 533 1,600 800 400 200 100 50 25 76 38

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