2 × 7 × 43 × 673

Prime Factor Structure

Factorization String 2 × 7 × 43 × 673

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 711,744

Proper Divisor Sum 306,598

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #405143 ← → #405157

1 2 7 14 43 86 301 602 673 1,346 4,711 9,422 28,939 57,878 202,573 405,146

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

405,146 202,573 607,720 303,860 151,930 75,965 227,896 113,948 56,974 28,487 85,462 42,731 128,194 64,097 192,292 96,146 48,073 144,220 72,110 36,055 108,166 54,083 162,250 81,125 243,376 121,688 60,844 30,422 15,211 45,634 22,817 68,452 34,226 17,113 51,340 25,670 12,835 38,506 19,253 57,760 28,880 14,440 7,220 3,610 1,805 5,416 2,708 1,354 677 2,032 1,016 508 254 127 382 191 574 287 862 431

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