3² × 5 × 17 × 839

Prime Factor Structure

Factorization String 3^2 × 5 × 17 × 839

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,179,360

Proper Divisor Sum 537,525

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #641833 ← → #641843

1 3 5 9 15 17 45 51 85 153 255 765 839 2,517 4,195 7,551 12,585 14,263 37,755 42,789 71,315 128,367 213,945 641,835

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

641,835 1,925,506 962,753 2,888,260 1,444,130 722,065 2,166,196 1,083,098 541,549 1,624,648 812,324 406,162 203,081 609,244 304,622 152,311 456,934 228,467 685,402 342,701 1,028,104 514,052 257,026 128,513 385,540 192,770 96,385 289,156 144,578 72,289 216,868 108,434 54,217 162,652 81,326 40,663 121,990 60,995 182,986 91,493 274,480 137,240 68,620 34,310 17,155 51,466 25,733 77,200 38,600 19,300 9,650 4,825 14,476 7,238 3,619 10,858 5,429 16,288 8,144 4,072

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