3 × 19 × 71 × 1621

Prime Factor Structure

Factorization String 3 × 19 × 71 × 1621

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,342,720

Proper Divisor Sum 2,782,533

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #6560161 ← → #6560227

1 3 19 57 71 213 1,349 1,621 4,047 4,863 30,799 92,397 115,091 345,273 2,186,729 6,560,187

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

6,560,187 19,680,562 9,840,281 29,520,844 14,760,422 7,380,211 22,140,634 11,070,317 33,210,952 16,605,476 8,302,738 4,151,369 12,454,108 6,227,054 3,113,527 9,340,582 4,670,291 14,010,874 7,005,437 21,016,312 10,508,156 5,254,078 2,627,039 7,881,118 3,940,559 11,821,678 5,910,839 17,732,518 8,866,259 26,598,778 13,299,389 39,898,168 19,949,084 9,974,542 4,987,271 14,961,814 7,480,907 22,442,722 11,221,361 33,664,084 16,832,042 8,416,021 25,248,064 12,624,032 6,312,016 3,156,008 1,578,004 789,002 394,501 1,183,504 591,752 295,876 147,938 73,969 221,908 110,954 55,477 166,432 83,216 41,608

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