5 × 7 × 11 × 521

Prime Factor Structure

Factorization String 5 × 7 × 11 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 300,672

Proper Divisor Sum 100,087

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #200579 ← → #200587

1 5 7 11 35 55 77 385 521 2,605 3,647 5,731 18,235 28,655 40,117 200,585

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

200,585 601,756 300,878 150,439 451,318 225,659 676,978 338,489 1,015,468 507,734 253,867 761,602 380,801 1,142,404 571,202 285,601 856,804 428,402 214,201 642,604 321,302 160,651 481,954 240,977 722,932 361,466 180,733 542,200 271,100 135,550 67,775 203,326 101,663 304,990 152,495 457,486 228,743 686,230 343,115 1,029,346 514,673 1,544,020 772,010 386,005 1,158,016 579,008 289,504 144,752 72,376 36,188 18,094 9,047 27,142 13,571 40,714 20,357 61,072 30,536 15,268 7,634

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