2 × 5 × 7 × 285559

Prime Factor Structure

Factorization String 2 × 5 × 7 × 285559

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 41,120,640

Proper Divisor Sum 21,131,510

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #19989113 ← → #19989131

1 2 5 7 10 14 35 70 285,559 571,118 1,427,795 1,998,913 2,855,590 3,997,826 9,994,565 19,989,130

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

19,989,130 9,994,565 29,983,696 14,991,848 7,495,924 3,747,962 1,873,981 5,621,944 2,810,972 1,405,486 702,743 2,108,230 1,054,115 3,162,346 1,581,173 4,743,520 2,371,760 1,185,880 592,940 296,470 148,235 444,706 222,353 667,060 333,530 166,765 500,296 250,148 125,074 62,537 187,612 93,806 46,903 140,710 70,355 211,066 105,533 316,600 158,300 79,150 39,575 118,726 59,363 178,090 89,045 267,136 133,568 66,784 33,392 16,696 8,348 4,174 2,087 6,262 3,131 9,394 4,697 14,092 7,046 3,523

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