3 × 5 × 43 × 619

Prime Factor Structure

Factorization String 3 × 5 × 43 × 619

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 654,720

Proper Divisor Sum 255,465

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #399241 ← → #399263

1 3 5 15 43 129 215 619 645 1,857 3,095 9,285 26,617 79,851 133,085 399,255

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

399,255 1,197,766 598,883 1,796,650 898,325 2,694,976 1,347,488 673,744 336,872 168,436 84,218 42,109 126,328 63,164 31,582 15,791 47,374 23,687 71,062 35,531 106,594 53,297 159,892 79,946 39,973 119,920 59,960 29,980 14,990 7,495 22,486 11,243 33,730 16,865 50,596 25,298 12,649 37,948 18,974 9,487 28,462 14,231 42,694 21,347 64,042 32,021 96,064 48,032 24,016 12,008 6,004 3,002 1,501 4,504 2,252 1,126 563 1,690 845 2,536

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