7 × 13 × 37 × 1217

Prime Factor Structure

Factorization String 7 × 13 × 37 × 1217

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,183,808

Proper Divisor Sum 1,086,169

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #4097633 ← → #4097647

1 7 13 37 91 259 481 1,217 3,367 8,519 15,821 45,029 110,747 315,203 585,377 4,097,639

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

4,097,639 12,292,918 6,146,459 18,439,378 9,219,689 27,659,068 13,829,534 6,914,767 20,744,302 10,372,151 31,116,454 15,558,227 46,674,682 23,337,341 70,012,024 35,006,012 17,503,006 8,751,503 26,254,510 13,127,255 39,381,766 19,690,883 59,072,650 29,536,325 88,608,976 44,304,488 22,152,244 11,076,122 5,538,061 16,614,184 8,307,092 4,153,546 2,076,773 6,230,320 3,115,160 1,557,580 778,790 389,395 1,168,186 584,093 1,752,280 876,140 438,070 219,035 657,106 328,553 985,660 492,830 246,415 739,246 369,623 1,108,870 554,435 1,663,306 831,653 2,494,960 1,247,480 623,740 311,870 155,935

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