3 × 7 × 19 × 16729

Prime Factor Structure

Factorization String 3 × 7 × 19 × 16729

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,707,200

Proper Divisor Sum 4,032,329

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #6674839 ← → #6674881

1 3 7 19 21 57 133 399 16,729 50,187 117,103 317,851 351,309 953,553 2,224,957 6,674,871

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

6,674,871 20,024,614 10,012,307 30,036,922 15,018,461 45,055,384 22,527,692 11,263,846 5,631,923 16,895,770 8,447,885 25,343,656 12,671,828 6,335,914 3,167,957 9,503,872 4,751,936 2,375,968 1,187,984 593,992 296,996 148,498 74,249 222,748 111,374 55,687 167,062 83,531 250,594 125,297 375,892 187,946 93,973 281,920 140,960 70,480 35,240 17,620 8,810 4,405 13,216 6,608 3,304 1,652 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186

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