3 × 5 × 21487

Prime Factor Structure

Factorization String 3 × 5 × 21487

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 515,712

Proper Divisor Sum 193,407

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #322271 ← → #322319

1 3 5 15 21,487 64,461 107,435 322,305

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

322,305 966,916 483,458 241,729 725,188 362,594 181,297 543,892 271,946 135,973 407,920 203,960 101,980 50,990 25,495 76,486 38,243 114,730 57,365 172,096 86,048 43,024 21,512 10,756 5,378 2,689 8,068 4,034 2,017 6,052 3,026 1,513 4,540 2,270 1,135 3,406 1,703 5,110 2,555 7,666 3,833 11,500 5,750 2,875 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366 683 2,050

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