2 × 3 × 67 × 71

Prime Factor Structure

Factorization String 2 × 3 × 67 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 58,752

Proper Divisor Sum 30,210

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #28541 ← → #28547

1 2 3 6 67 71 134 142 201 213 402 426 4,757 9,514 14,271 28,542

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

28,542 14,271 42,814 21,407 64,222 32,111 96,334 48,167 144,502 72,251 216,754 108,377 325,132 162,566 81,283 243,850 121,925 365,776 182,888 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 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532

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