521 × 1511

Prime Factor Structure

Factorization String 521 × 1511

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 789,264

Proper Divisor Sum 2,033

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #787217 ← → #787243

1 521 1,511 787,231

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

787,231 2,361,694 1,180,847 3,542,542 1,771,271 5,313,814 2,656,907 7,970,722 3,985,361 11,956,084 5,978,042 2,989,021 8,967,064 4,483,532 2,241,766 1,120,883 3,362,650 1,681,325 5,043,976 2,521,988 1,260,994 630,497 1,891,492 945,746 472,873 1,418,620 709,310 354,655 1,063,966 531,983 1,595,950 797,975 2,393,926 1,196,963 3,590,890 1,795,445 5,386,336 2,693,168 1,346,584 673,292 336,646 168,323 504,970 252,485 757,456 378,728 189,364 94,682 47,341 142,024 71,012 35,506 17,753 53,260 26,630 13,315 39,946 19,973 59,920 29,960

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