2 × 19 × 139 × 149

Prime Factor Structure

Factorization String 2 × 19 × 139 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,260,000

Proper Divisor Sum 472,982

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #786983 ← → #787021

1 2 19 38 139 149 278 298 2,641 2,831 5,282 5,662 20,711 41,422 393,509 787,018

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

787,018 393,509 1,180,528 590,264 295,132 147,566 73,783 221,350 110,675 332,026 166,013 498,040 249,020 124,510 62,255 186,766 93,383 280,150 140,075 420,226 210,113 630,340 315,170 157,585 472,756 236,378 118,189 354,568 177,284 88,642 44,321 132,964 66,482 33,241 99,724 49,862 24,931 74,794 37,397 112,192 56,096 28,048 14,024 7,012 3,506 1,753 5,260 2,630 1,315 3,946 1,973 5,920 2,960 1,480 740 370 185 556 278 139

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