2 × 218993

Prime Factor Structure

Factorization String 2 × 218993

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 656,982

Proper Divisor Sum 218,996

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #437977 ← → #438001

1 2 218,993 437,986

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

437,986 218,993 656,980 328,490 164,245 492,736 246,368 123,184 61,592 30,796 15,398 7,699 23,098 11,549 34,648 17,324 8,662 4,331 12,994 6,497 19,492 9,746 4,873 14,620 7,310 3,655 10,966 5,483 16,450 8,225 24,676 12,338 6,169 18,508 9,254 4,627 13,882 6,941 20,824 10,412 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394 2,197 6,592 3,296 1,648 824 412 206 103 310 155 466

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