13 × 17 × 587

Prime Factor Structure

Factorization String 13 × 17 × 587

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 148,176

Proper Divisor Sum 18,449

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #129719 ← → #129733

1 13 17 221 587 7,631 9,979 129,727

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

129,727 389,182 194,591 583,774 291,887 875,662 437,831 1,313,494 656,747 1,970,242 985,121 2,955,364 1,477,682 738,841 2,216,524 1,108,262 554,131 1,662,394 831,197 2,493,592 1,246,796 623,398 311,699 935,098 467,549 1,402,648 701,324 350,662 175,331 525,994 262,997 788,992 394,496 197,248 98,624 49,312 24,656 12,328 6,164 3,082 1,541 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23

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