3 × 19 × 197 × 349

Prime Factor Structure

Factorization String 3 × 19 × 197 × 349

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,544,000

Proper Divisor Sum 1,625,079

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #3918919 ← → #3918923

1 3 19 57 197 349 591 1,047 3,743 6,631 11,229 19,893 68,753 206,259 1,306,307 3,918,921

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

3,918,921 11,756,764 5,878,382 2,939,191 8,817,574 4,408,787 13,226,362 6,613,181 19,839,544 9,919,772 4,959,886 2,479,943 7,439,830 3,719,915 11,159,746 5,579,873 16,739,620 8,369,810 4,184,905 12,554,716 6,277,358 3,138,679 9,416,038 4,708,019 14,124,058 7,062,029 21,186,088 10,593,044 5,296,522 2,648,261 7,944,784 3,972,392 1,986,196 993,098 496,549 1,489,648 744,824 372,412 186,206 93,103 279,310 139,655 418,966 209,483 628,450 314,225 942,676 471,338 235,669 707,008 353,504 176,752 88,376 44,188 22,094 11,047 33,142 16,571 49,714 24,857

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