7 × 13 × 17 × 1303

Prime Factor Structure

Factorization String 7 × 13 × 17 × 1303

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,628,864

Proper Divisor Sum 613,123

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #2015731 ← → #2015747

1 7 13 17 91 119 221 1,303 1,547 9,121 16,939 22,151 118,573 155,057 287,963 2,015,741

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

2,015,741 6,047,224 3,023,612 1,511,806 755,903 2,267,710 1,133,855 3,401,566 1,700,783 5,102,350 2,551,175 7,653,526 3,826,763 11,480,290 5,740,145 17,220,436 8,610,218 4,305,109 12,915,328 6,457,664 3,228,832 1,614,416 807,208 403,604 201,802 100,901 302,704 151,352 75,676 37,838 18,919 56,758 28,379 85,138 42,569 127,708 63,854 31,927 95,782 47,891 143,674 71,837 215,512 107,756 53,878 26,939 80,818 40,409 121,228 60,614 30,307 90,922 45,461 136,384 68,192 34,096 17,048 8,524 4,262 2,131

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