2 × 5 × 17 × 1291

Prime Factor Structure

Factorization String 2 × 5 × 17 × 1291

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 418,608

Proper Divisor Sum 199,138

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #219467 ← → #219491

1 2 5 10 17 34 85 170 1,291 2,582 6,455 12,910 21,947 43,894 109,735 219,470

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

219,470 109,735 329,206 164,603 493,810 246,905 740,716 370,358 185,179 555,538 277,769 833,308 416,654 208,327 624,982 312,491 937,474 468,737 1,406,212 703,106 351,553 1,054,660 527,330 263,665 790,996 395,498 197,749 593,248 296,624 148,312 74,156 37,078 18,539 55,618 27,809 83,428 41,714 20,857 62,572 31,286 15,643 46,930 23,465 70,396 35,198 17,599 52,798 26,399 79,198 39,599 118,798 59,399 178,198 89,099 267,298 133,649 400,948 200,474 100,237 300,712

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