3 × 5 × 13 × 1091

Prime Factor Structure

Factorization String 3 × 5 × 13 × 1091

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 366,912

Proper Divisor Sum 154,167

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #212701 ← → #212777

1 3 5 13 15 39 65 195 1,091 3,273 5,455 14,183 16,365 42,549 70,915 212,745

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

212,745 638,236 319,118 159,559 478,678 239,339 718,018 359,009 1,077,028 538,514 269,257 807,772 403,886 201,943 605,830 302,915 908,746 454,373 1,363,120 681,560 340,780 170,390 85,195 255,586 127,793 383,380 191,690 95,845 287,536 143,768 71,884 35,942 17,971 53,914 26,957 80,872 40,436 20,218 10,109 30,328 15,164 7,582 3,791 11,374 5,687 17,062 8,531 25,594 12,797 38,392 19,196 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598

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