3 × 13 × 19 × 643

Prime Factor Structure

Factorization String 3 × 13 × 19 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 721,280

Proper Divisor Sum 244,817

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #476429 ← → #476467

1 3 13 19 39 57 247 643 741 1,929 8,359 12,217 25,077 36,651 158,821 476,463

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

476,463 1,429,390 714,695 2,144,086 1,072,043 3,216,130 1,608,065 4,824,196 2,412,098 1,206,049 3,618,148 1,809,074 904,537 2,713,612 1,356,806 678,403 2,035,210 1,017,605 3,052,816 1,526,408 763,204 381,602 190,801 572,404 286,202 143,101 429,304 214,652 107,326 53,663 160,990 80,495 241,486 120,743 362,230 181,115 543,346 271,673 815,020 407,510 203,755 611,266 305,633 916,900 458,450 229,225 687,676 343,838 171,919 515,758 257,879 773,638 386,819 1,160,458 580,229 1,740,688 870,344 435,172 217,586 108,793

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