3² × 7² × 9001

Prime Factor Structure

Factorization String 3^2 × 7^2 × 9001

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 6,670,482

Proper Divisor Sum 2,701,041

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #3969437 ← → #3969443

1 3 7 9 21 49 63 147 441 9,001 27,003 63,007 81,009 189,021 441,049 567,063 1,323,147 3,969,441

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

3,969,441 11,908,324 5,954,162 2,977,081 8,931,244 4,465,622 2,232,811 6,698,434 3,349,217 10,047,652 5,023,826 2,511,913 7,535,740 3,767,870 1,883,935 5,651,806 2,825,903 8,477,710 4,238,855 12,716,566 6,358,283 19,074,850 9,537,425 28,612,276 14,306,138 7,153,069 21,459,208 10,729,604 5,364,802 2,682,401 8,047,204 4,023,602 2,011,801 6,035,404 3,017,702 1,508,851 4,526,554 2,263,277 6,789,832 3,394,916 1,697,458 848,729 2,546,188 1,273,094 636,547 1,909,642 954,821 2,864,464 1,432,232 716,116 358,058 179,029 537,088 268,544 134,272 67,136 33,568 16,784 8,392 4,196

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