3 × 5 × 7 × 20963

Prime Factor Structure

Factorization String 3 × 5 × 7 × 20963

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,025,088

Proper Divisor Sum 1,823,973

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #2201107 ← → #2201119

1 3 5 7 15 21 35 105 20,963 62,889 104,815 146,741 314,445 440,223 733,705 2,201,115

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

2,201,115 6,603,346 3,301,673 9,905,020 4,952,510 2,476,255 7,428,766 3,714,383 11,143,150 5,571,575 16,714,726 8,357,363 25,072,090 12,536,045 37,608,136 18,804,068 9,402,034 4,701,017 14,103,052 7,051,526 3,525,763 10,577,290 5,288,645 15,865,936 7,932,968 3,966,484 1,983,242 991,621 2,974,864 1,487,432 743,716 371,858 185,929 557,788 278,894 139,447 418,342 209,171 627,514 313,757 941,272 470,636 235,318 117,659 352,978 176,489 529,468 264,734 132,367 397,102 198,551 595,654 297,827 893,482 446,741 1,340,224 670,112 335,056 167,528 83,764

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