7 × 19 × 21107

Prime Factor Structure

Factorization String 7 × 19 × 21107

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,377,280

Proper Divisor Sum 570,049

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2807213 ← → #2807239

1 7 19 133 21,107 147,749 401,033 2,807,231

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

2,807,231 8,421,694 4,210,847 12,632,542 6,316,271 18,948,814 9,474,407 28,423,222 14,211,611 42,634,834 21,317,417 63,952,252 31,976,126 15,988,063 47,964,190 23,982,095 71,946,286 35,973,143 107,919,430 53,959,715 161,879,146 80,939,573 242,818,720 121,409,360 60,704,680 30,352,340 15,176,170 7,588,085 22,764,256 11,382,128 5,691,064 2,845,532 1,422,766 711,383 2,134,150 1,067,075 3,201,226 1,600,613 4,801,840 2,400,920 1,200,460 600,230 300,115 900,346 450,173 1,350,520 675,260 337,630 168,815 506,446 253,223 759,670 379,835 1,139,506 569,753 1,709,260 854,630 427,315 1,281,946 640,973

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