3 × 7 × 19 × 419

Prime Factor Structure

Factorization String 3 × 7 × 19 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 268,800

Proper Divisor Sum 101,619

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #167177 ← → #167191

1 3 7 19 21 57 133 399 419 1,257 2,933 7,961 8,799 23,883 55,727 167,181

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

167,181 501,544 250,772 125,386 62,693 188,080 94,040 47,020 23,510 11,755 35,266 17,633 52,900 26,450 13,225 39,676 19,838 9,919 29,758 14,879 44,638 22,319 66,958 33,479 100,438 50,219 150,658 75,329 225,988 112,994 56,497 169,492 84,746 42,373 127,120 63,560 31,780 15,890 7,945 23,836 11,918 5,959 17,878 8,939 26,818 13,409 40,228 20,114 10,057 30,172 15,086 7,543 22,630 11,315 33,946 16,973 50,920 25,460 12,730 6,365

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