13 × 31 × 3221

Prime Factor Structure

Factorization String 13 × 31 × 3221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,443,456

Proper Divisor Sum 145,393

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1298057 ← → #1298111

1 13 31 403 3,221 41,873 99,851 1,298,063

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

1,298,063 3,894,190 1,947,095 5,841,286 2,920,643 8,761,930 4,380,965 13,142,896 6,571,448 3,285,724 1,642,862 821,431 2,464,294 1,232,147 3,696,442 1,848,221 5,544,664 2,772,332 1,386,166 693,083 2,079,250 1,039,625 3,118,876 1,559,438 779,719 2,339,158 1,169,579 3,508,738 1,754,369 5,263,108 2,631,554 1,315,777 3,947,332 1,973,666 986,833 2,960,500 1,480,250 740,125 2,220,376 1,110,188 555,094 277,547 832,642 416,321 1,248,964 624,482 312,241 936,724 468,362 234,181 702,544 351,272 175,636 87,818 43,909 131,728 65,864 32,932 16,466 8,233

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