2² × 19 × 21893

Prime Factor Structure

Factorization String 2^2 × 19 × 21893

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,065,160

Proper Divisor Sum 1,401,292

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #1663867 ← → #1663873

1 2 4 19 38 76 21,893 43,786 87,572 415,967 831,934 1,663,868

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

1,663,868 831,934 415,967 1,247,902 623,951 1,871,854 935,927 2,807,782 1,403,891 4,211,674 2,105,837 6,317,512 3,158,756 1,579,378 789,689 2,369,068 1,184,534 592,267 1,776,802 888,401 2,665,204 1,332,602 666,301 1,998,904 999,452 499,726 249,863 749,590 374,795 1,124,386 562,193 1,686,580 843,290 421,645 1,264,936 632,468 316,234 158,117 474,352 237,176 118,588 59,294 29,647 88,942 44,471 133,414 66,707 200,122 100,061 300,184 150,092 75,046 37,523 112,570 56,285 168,856 84,428 42,214 21,107 63,322

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