521 × 4049

Prime Factor Structure

Factorization String 521 × 4049

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,114,100

Proper Divisor Sum 4,571

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2109521 ← → #2109533

1 521 4,049 2,109,529

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

2,109,529 6,328,588 3,164,294 1,582,147 4,746,442 2,373,221 7,119,664 3,559,832 1,779,916 889,958 444,979 1,334,938 667,469 2,002,408 1,001,204 500,602 250,301 750,904 375,452 187,726 93,863 281,590 140,795 422,386 211,193 633,580 316,790 158,395 475,186 237,593 712,780 356,390 178,195 534,586 267,293 801,880 400,940 200,470 100,235 300,706 150,353 451,060 225,530 112,765 338,296 169,148 84,574 42,287 126,862 63,431 190,294 95,147 285,442 142,721 428,164 214,082 107,041 321,124 160,562 80,281

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