2 × 5 × 7 × 20717

Prime Factor Structure

Factorization String 2 × 5 × 7 × 20717

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,983,392

Proper Divisor Sum 1,533,202

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #1450177 ← → #1450199

1 2 5 7 10 14 35 70 20,717 41,434 103,585 145,019 207,170 290,038 725,095 1,450,190

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

1,450,190 725,095 2,175,286 1,087,643 3,262,930 1,631,465 4,894,396 2,447,198 1,223,599 3,670,798 1,835,399 5,506,198 2,753,099 8,259,298 4,129,649 12,388,948 6,194,474 3,097,237 9,291,712 4,645,856 2,322,928 1,161,464 580,732 290,366 145,183 435,550 217,775 653,326 326,663 979,990 489,995 1,469,986 734,993 2,204,980 1,102,490 551,245 1,653,736 826,868 413,434 206,717 620,152 310,076 155,038 77,519 232,558 116,279 348,838 174,419 523,258 261,629 784,888 392,444 196,222 98,111 294,334 147,167 441,502 220,751 662,254 331,127

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