2 × 19 × 43 × 509

Prime Factor Structure

Factorization String 2 × 19 × 43 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,346,400

Proper Divisor Sum 514,694

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #831697 ← → #831707

1 2 19 38 43 86 509 817 1,018 1,634 9,671 19,342 21,887 43,774 415,853 831,706

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

831,706 415,853 1,247,560 623,780 311,890 155,945 467,836 233,918 116,959 350,878 175,439 526,318 263,159 789,478 394,739 1,184,218 592,109 1,776,328 888,164 444,082 222,041 666,124 333,062 166,531 499,594 249,797 749,392 374,696 187,348 93,674 46,837 140,512 70,256 35,128 17,564 8,782 4,391 13,174 6,587 19,762 9,881 29,644 14,822 7,411 22,234 11,117 33,352 16,676 8,338 4,169 12,508 6,254 3,127 9,382 4,691 14,074 7,037 21,112 10,556 5,278

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