3 × 13 × 23 × 439

Prime Factor Structure

Factorization String 3 × 13 × 23 × 439

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 591,360

Proper Divisor Sum 197,577

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #393779 ← → #393797

1 3 13 23 39 69 299 439 897 1,317 5,707 10,097 17,121 30,291 131,261 393,783

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

393,783 1,181,350 590,675 1,772,026 886,013 2,658,040 1,329,020 664,510 332,255 996,766 498,383 1,495,150 747,575 2,242,726 1,121,363 3,364,090 1,682,045 5,046,136 2,523,068 1,261,534 630,767 1,892,302 946,151 2,838,454 1,419,227 4,257,682 2,128,841 6,386,524 3,193,262 1,596,631 4,789,894 2,394,947 7,184,842 3,592,421 10,777,264 5,388,632 2,694,316 1,347,158 673,579 2,020,738 1,010,369 3,031,108 1,515,554 757,777 2,273,332 1,136,666 568,333 1,705,000 852,500 426,250 213,125 639,376 319,688 159,844 79,922 39,961 119,884 59,942 29,971 89,914

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