2³ × 43 × 1999

Prime Factor Structure

Factorization String 2^3 × 43 × 1999

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,320,000

Proper Divisor Sum 632,344

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #687647 ← → #687679

1 2 4 8 43 86 172 344 1,999 3,998 7,996 15,992 85,957 171,914 343,828 687,656

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

687,656 343,828 171,914 85,957 257,872 128,936 64,468 32,234 16,117 48,352 24,176 12,088 6,044 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242

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