11 × 19 × 31 × 139

Prime Factor Structure

Factorization String 11 × 19 × 31 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,075,200

Proper Divisor Sum 174,619

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #900577 ← → #900583

1 11 19 31 139 209 341 589 1,529 2,641 4,309 6,479 29,051 47,399 81,871 900,581

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

900,581 2,701,744 1,350,872 675,436 337,718 168,859 506,578 253,289 759,868 379,934 189,967 569,902 284,951 854,854 427,427 1,282,282 641,141 1,923,424 961,712 480,856 240,428 120,214 60,107 180,322 90,161 270,484 135,242 67,621 202,864 101,432 50,716 25,358 12,679 38,038 19,019 57,058 28,529 85,588 42,794 21,397 64,192 32,096 16,048 8,024 4,012 2,006 1,003 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722

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