13 × 83 × 107 × 173

Prime Factor Structure

Factorization String 13 × 83 × 107 × 173

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 22,099,392

Proper Divisor Sum 2,126,023

Digit Sum / Digital Root 47 (Root: 2)

Adjacent Primes #19973363 ← → #19973399

1 13 83 107 173 1,079 1,391 2,249 8,881 14,359 18,511 115,453 186,667 240,643 1,536,413 19,973,369

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

19,973,369 59,920,108 29,960,054 14,980,027 44,940,082 22,470,041 67,410,124 33,705,062 16,852,531 50,557,594 25,278,797 75,836,392 37,918,196 18,959,098 9,479,549 28,438,648 14,219,324 7,109,662 3,554,831 10,664,494 5,332,247 15,996,742 7,998,371 23,995,114 11,997,557 35,992,672 17,996,336 8,998,168 4,499,084 2,249,542 1,124,771 3,374,314 1,687,157 5,061,472 2,530,736 1,265,368 632,684 316,342 158,171 474,514 237,257 711,772 355,886 177,943 533,830 266,915 800,746 400,373 1,201,120 600,560 300,280 150,140 75,070 37,535 112,606 56,303 168,910 84,455 253,366 126,683

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