7 × 11 × 28211

Prime Factor Structure

Factorization String 7 × 11 × 28211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,708,352

Proper Divisor Sum 536,105

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #2172241 ← → #2172253

1 7 11 77 28,211 197,477 310,321 2,172,247

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

2,172,247 6,516,742 3,258,371 9,775,114 4,887,557 14,662,672 7,331,336 3,665,668 1,832,834 916,417 2,749,252 1,374,626 687,313 2,061,940 1,030,970 515,485 1,546,456 773,228 386,614 193,307 579,922 289,961 869,884 434,942 217,471 652,414 326,207 978,622 489,311 1,467,934 733,967 2,201,902 1,100,951 3,302,854 1,651,427 4,954,282 2,477,141 7,431,424 3,715,712 1,857,856 928,928 464,464 232,232 116,116 58,058 29,029 87,088 43,544 21,772 10,886 5,443 16,330 8,165 24,496 12,248 6,124 3,062 1,531 4,594 2,297

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