3 × 5 × 7 × 4219

Prime Factor Structure

Factorization String 3 × 5 × 7 × 4219

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 810,240

Proper Divisor Sum 367,245

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #442991 ← → #442997

1 3 5 7 15 21 35 105 4,219 12,657 21,095 29,533 63,285 88,599 147,665 442,995

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

442,995 1,328,986 664,493 1,993,480 996,740 498,370 249,185 747,556 373,778 186,889 560,668 280,334 140,167 420,502 210,251 630,754 315,377 946,132 473,066 236,533 709,600 354,800 177,400 88,700 44,350 22,175 66,526 33,263 99,790 49,895 149,686 74,843 224,530 112,265 336,796 168,398 84,199 252,598 126,299 378,898 189,449 568,348 284,174 142,087 426,262 213,131 639,394 319,697 959,092 479,546 239,773 719,320 359,660 179,830 89,915 269,746 134,873 404,620 202,310 101,155

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