19 × 3557

Prime Factor Structure

Factorization String 19 × 3557

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 71,160

Proper Divisor Sum 3,577

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #67579 ← → #67589

1 19 3,557 67,583

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

67,583 202,750 101,375 304,126 152,063 456,190 228,095 684,286 342,143 1,026,430 513,215 1,539,646 769,823 2,309,470 1,154,735 3,464,206 1,732,103 5,196,310 2,598,155 7,794,466 3,897,233 11,691,700 5,845,850 2,922,925 8,768,776 4,384,388 2,192,194 1,096,097 3,288,292 1,644,146 822,073 2,466,220 1,233,110 616,555 1,849,666 924,833 2,774,500 1,387,250 693,625 2,080,876 1,040,438 520,219 1,560,658 780,329 2,340,988 1,170,494 585,247 1,755,742 877,871 2,633,614 1,316,807 3,950,422 1,975,211 5,925,634 2,962,817 8,888,452 4,444,226 2,222,113 6,666,340 3,333,170

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