3 × 7² × 66071

Prime Factor Structure

Factorization String 3 × 7^2 × 66071

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 15,064,416

Proper Divisor Sum 5,351,979

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #9712421 ← → #9712441

1 3 7 21 49 147 66,071 198,213 462,497 1,387,491 3,237,479 9,712,437

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

9,712,437 29,137,312 14,568,656 7,284,328 3,642,164 1,821,082 910,541 2,731,624 1,365,812 682,906 341,453 1,024,360 512,180 256,090 128,045 384,136 192,068 96,034 48,017 144,052 72,026 36,013 108,040 54,020 27,010 13,505 40,516 20,258 10,129 30,388 15,194 7,597 22,792 11,396 5,698 2,849 8,548 4,274 2,137 6,412 3,206 1,603 4,810 2,405 7,216 3,608 1,804 902 451 1,354 677 2,032 1,016 508 254 127 382 191 574 287

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