5 × 13 × 257 × 449

Prime Factor Structure

Factorization String 5 × 13 × 257 × 449

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,752,400

Proper Divisor Sum 2,251,855

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #7500539 ← → #7500547

1 5 13 65 257 449 1,285 2,245 3,341 5,837 16,705 29,185 115,393 576,965 1,500,109 7,500,545

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

7,500,545 22,501,636 11,250,818 5,625,409 16,876,228 8,438,114 4,219,057 12,657,172 6,328,586 3,164,293 9,492,880 4,746,440 2,373,220 1,186,610 593,305 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

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