2 × 3 × 19 × 23 × 263

Prime Factor Structure

Factorization String 2 × 3 × 19 × 23 × 263

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,520,640

Proper Divisor Sum 831,054

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #689581 ← → #689587

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

689,586 344,793 1,034,380 517,190 258,595 775,786 387,893 1,163,680 581,840 290,920 145,460 72,730 36,365 109,096 54,548 27,274 13,637 40,912 20,456 10,228 5,114 2,557 7,672 3,836 1,918 959 2,878 1,439 4,318 2,159 6,478 3,239 9,718 4,859 14,578 7,289 21,868 10,934 5,467 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572 7,786 3,893 11,680 5,840 2,920 1,460 730

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