3 × 5 × 37 × 3221

Prime Factor Structure

Factorization String 3 × 5 × 37 × 3221

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,938,464

Proper Divisor Sum 1,150,809

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #1787651 ← → #1787659

1 3 5 15 37 111 185 555 3,221 9,663 16,105 48,315 119,177 357,531 595,885 1,787,655

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

1,787,655 5,362,966 2,681,483 8,044,450 4,022,225 12,066,676 6,033,338 3,016,669 9,050,008 4,525,004 2,262,502 1,131,251 3,393,754 1,696,877 5,090,632 2,545,316 1,272,658 636,329 1,908,988 954,494 477,247 1,431,742 715,871 2,147,614 1,073,807 3,221,422 1,610,711 4,832,134 2,416,067 7,248,202 3,624,101 10,872,304 5,436,152 2,718,076 1,359,038 679,519 2,038,558 1,019,279 3,057,838 1,528,919 4,586,758 2,293,379 6,880,138 3,440,069 10,320,208 5,160,104 2,580,052 1,290,026 645,013 1,935,040 967,520 483,760 241,880 120,940 60,470 30,235 90,706 45,353 136,060 68,030

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