2 × 6840497

Prime Factor Structure

Factorization String 2 × 6840497

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,521,494

Proper Divisor Sum 6,840,500

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #13680949 ← → #13681033

1 2 6,840,497 13,680,994

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

13,680,994 6,840,497 20,521,492 10,260,746 5,130,373 15,391,120 7,695,560 3,847,780 1,923,890 961,945 2,885,836 1,442,918 721,459 2,164,378 1,082,189 3,246,568 1,623,284 811,642 405,821 1,217,464 608,732 304,366 152,183 456,550 228,275 684,826 342,413 1,027,240 513,620 256,810 128,405 385,216 192,608 96,304 48,152 24,076 12,038 6,019 18,058 9,029 27,088 13,544 6,772 3,386 1,693 5,080 2,540 1,270 635 1,906 953 2,860 1,430 715 2,146 1,073 3,220 1,610 805 2,416

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