3 × 13 × 72221

Prime Factor Structure

Factorization String 3 × 13 × 72221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,044,432

Proper Divisor Sum 1,227,813

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2816581 ← → #2816623

1 3 13 39 72,221 216,663 938,873 2,816,619

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

2,816,619 8,449,858 4,224,929 12,674,788 6,337,394 3,168,697 9,506,092 4,753,046 2,376,523 7,129,570 3,564,785 10,694,356 5,347,178 2,673,589 8,020,768 4,010,384 2,005,192 1,002,596 501,298 250,649 751,948 375,974 187,987 563,962 281,981 845,944 422,972 211,486 105,743 317,230 158,615 475,846 237,923 713,770 356,885 1,070,656 535,328 267,664 133,832 66,916 33,458 16,729 50,188 25,094 12,547 37,642 18,821 56,464 28,232 14,116 7,058 3,529 10,588 5,294 2,647 7,942 3,971 11,914 5,957 17,872

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