3 × 7² × 19 × 29

Prime Factor Structure

Factorization String 3 × 7^2 × 19 × 29

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 136,800

Proper Divisor Sum 55,803

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #80989 ← → #81001

1 3 7 19 21 29 49 57 87 133 147 203 399 551 609 931 1,421 1,653 2,793 3,857 4,263 11,571 26,999 80,997

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

80,997 242,992 121,496 60,748 30,374 15,187 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815 38,446 19,223 57,670 28,835 86,506 43,253 129,760 64,880 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376 13,688 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515

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