3² × 5 × 29 × 307

Prime Factor Structure

Factorization String 3^2 × 5 × 29 × 307

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 720,720

Proper Divisor Sum 320,085

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #400619 ← → #400643

1 3 5 9 15 29 45 87 145 261 307 435 921 1,305 1,535 2,763 4,605 8,903 13,815 26,709 44,515 80,127 133,545 400,635

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

400,635 1,201,906 600,953 1,802,860 901,430 450,715 1,352,146 676,073 2,028,220 1,014,110 507,055 1,521,166 760,583 2,281,750 1,140,875 3,422,626 1,711,313 5,133,940 2,566,970 1,283,485 3,850,456 1,925,228 962,614 481,307 1,443,922 721,961 2,165,884 1,082,942 541,471 1,624,414 812,207 2,436,622 1,218,311 3,654,934 1,827,467 5,482,402 2,741,201 8,223,604 4,111,802 2,055,901 6,167,704 3,083,852 1,541,926 770,963 2,312,890 1,156,445 3,469,336 1,734,668 867,334 433,667 1,301,002 650,501 1,951,504 975,752 487,876 243,938 121,969 365,908 182,954 91,477

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