7 × 211 × 439

Prime Factor Structure

Factorization String 7 × 211 × 439

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 746,240

Proper Divisor Sum 97,837

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #648391 ← → #648433

1 7 211 439 1,477 3,073 92,629 648,403

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

648,403 1,945,210 972,605 2,917,816 1,458,908 729,454 364,727 1,094,182 547,091 1,641,274 820,637 2,461,912 1,230,956 615,478 307,739 923,218 461,609 1,384,828 692,414 346,207 1,038,622 519,311 1,557,934 778,967 2,336,902 1,168,451 3,505,354 1,752,677 5,258,032 2,629,016 1,314,508 657,254 328,627 985,882 492,941 1,478,824 739,412 369,706 184,853 554,560 277,280 138,640 69,320 34,660 17,330 8,665 25,996 12,998 6,499 19,498 9,749 29,248 14,624 7,312 3,656 1,828 914 457 1,372 686

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