3 × 7 × 20149

Prime Factor Structure

Factorization String 3 × 7 × 20149

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 644,800

Proper Divisor Sum 221,671

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #423127 ← → #423133

1 3 7 21 20,149 60,447 141,043 423,129

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

423,129 1,269,388 634,694 317,347 952,042 476,021 1,428,064 714,032 357,016 178,508 89,254 44,627 133,882 66,941 200,824 100,412 50,206 25,103 75,310 37,655 112,966 56,483 169,450 84,725 254,176 127,088 63,544 31,772 15,886 7,943 23,830 11,915 35,746 17,873 53,620 26,810 13,405 40,216 20,108 10,054 5,027 15,082 7,541 22,624 11,312 5,656 2,828 1,414 707 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449

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