2 × 7 × 89 × 443

Prime Factor Structure

Factorization String 2 × 7 × 89 × 443

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 959,040

Proper Divisor Sum 407,062

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #551963 ← → #551981

1 2 7 14 89 178 443 623 886 1,246 3,101 6,202 39,427 78,854 275,989 551,978

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

551,978 275,989 827,968 413,984 206,992 103,496 51,748 25,874 12,937 38,812 19,406 9,703 29,110 14,555 43,666 21,833 65,500 32,750 16,375 49,126 24,563 73,690 36,845 110,536 55,268 27,634 13,817 41,452 20,726 10,363 31,090 15,545 46,636 23,318 11,659 34,978 17,489 52,468 26,234 13,117 39,352 19,676 9,838 4,919 14,758 7,379 22,138 11,069 33,208 16,604 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503

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