3 × 13 × 37 × 691

Prime Factor Structure

Factorization String 3 × 13 × 37 × 691

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,472,576

Proper Divisor Sum 475,463

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #997111 ← → #997121

1 3 13 37 39 111 481 691 1,443 2,073 8,983 25,567 26,949 76,701 332,371 997,113

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

997,113 2,991,340 1,495,670 747,835 2,243,506 1,121,753 3,365,260 1,682,630 841,315 2,523,946 1,261,973 3,785,920 1,892,960 946,480 473,240 236,620 118,310 59,155 177,466 88,733 266,200 133,100 66,550 33,275 99,826 49,913 149,740 74,870 37,435 112,306 56,153 168,460 84,230 42,115 126,346 63,173 189,520 94,760 47,380 23,690 11,845 35,536 17,768 8,884 4,442 2,221 6,664 3,332 1,666 833 2,500 1,250 625 1,876 938 469 1,408 704 352 176

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