2² × 3² × 11 × 71443

Prime Factor Structure

Factorization String 2^2 × 3^2 × 11 × 71443

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 78,016,848

Proper Divisor Sum 49,725,420

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #28291381 ← → #28291429

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

28,291,428 14,145,714 7,072,857 21,218,572 10,609,286 5,304,643 15,913,930 7,956,965 23,870,896 11,935,448 5,967,724 2,983,862 1,491,931 4,475,794 2,237,897 6,713,692 3,356,846 1,678,423 5,035,270 2,517,635 7,552,906 3,776,453 11,329,360 5,664,680 2,832,340 1,416,170 708,085 2,124,256 1,062,128 531,064 265,532 132,766 66,383 199,150 99,575 298,726 149,363 448,090 224,045 672,136 336,068 168,034 84,017 252,052 126,026 63,013 189,040 94,520 47,260 23,630 11,815 35,446 17,723 53,170 26,585 79,756 39,878 19,939 59,818 29,909

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