7 × 647 × 661

Prime Factor Structure

Factorization String 7 × 647 × 661

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,431,808

Proper Divisor Sum 438,139

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #2993663 ← → #2993671

1 7 647 661 4,529 4,627 427,667 2,993,669

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

2,993,669 8,981,008 4,490,504 2,245,252 1,122,626 561,313 1,683,940 841,970 420,985 1,262,956 631,478 315,739 947,218 473,609 1,420,828 710,414 355,207 1,065,622 532,811 1,598,434 799,217 2,397,652 1,198,826 599,413 1,798,240 899,120 449,560 224,780 112,390 56,195 168,586 84,293 252,880 126,440 63,220 31,610 15,805 47,416 23,708 11,854 5,927 17,782 8,891 26,674 13,337 40,012 20,006 10,003 30,010 15,005 45,016 22,508 11,254 5,627 16,882 8,441 25,324 12,662 6,331 18,994

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