43 × 1291

Prime Factor Structure

Factorization String 43 × 1291

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 56,848

Proper Divisor Sum 1,335

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #55511 ← → #55529

1 43 1,291 55,513

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

55,513 166,540 83,270 41,635 124,906 62,453 187,360 93,680 46,840 23,420 11,710 5,855 17,566 8,783 26,350 13,175 39,526 19,763 59,290 29,645 88,936 44,468 22,234 11,117 33,352 16,676 8,338 4,169 12,508 6,254 3,127 9,382 4,691 14,074 7,037 21,112 10,556 5,278 2,639 7,918 3,959 11,878 5,939 17,818 8,909 26,728 13,364 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235 706 353

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