43 × 19891

Prime Factor Structure

Factorization String 43 × 19891

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 875,248

Proper Divisor Sum 19,935

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #855311 ← → #855317

1 43 19,891 855,313

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

855,313 2,565,940 1,282,970 641,485 1,924,456 962,228 481,114 240,557 721,672 360,836 180,418 90,209 270,628 135,314 67,657 202,972 101,486 50,743 152,230 76,115 228,346 114,173 342,520 171,260 85,630 42,815 128,446 64,223 192,670 96,335 289,006 144,503 433,510 216,755 650,266 325,133 975,400 487,700 243,850 121,925 365,776 182,888 91,444 45,722 22,861 68,584 34,292 17,146 8,573 25,720 12,860 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560

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