3 × 19 × 67 × 523

Prime Factor Structure

Factorization String 3 × 19 × 67 × 523

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,850,560

Proper Divisor Sum 853,223

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #1997321 ← → #1997339

1 3 19 57 67 201 523 1,273 1,569 3,819 9,937 29,811 35,041 105,123 665,779 1,997,337

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

1,997,337 5,992,012 2,996,006 1,498,003 4,494,010 2,247,005 6,741,016 3,370,508 1,685,254 842,627 2,527,882 1,263,941 3,791,824 1,895,912 947,956 473,978 236,989 710,968 355,484 177,742 88,871 266,614 133,307 399,922 199,961 599,884 299,942 149,971 449,914 224,957 674,872 337,436 168,718 84,359 253,078 126,539 379,618 189,809 569,428 284,714 142,357 427,072 213,536 106,768 53,384 26,692 13,346 6,673 20,020 10,010 5,005 15,016 7,508 3,754 1,877 5,632 2,816 1,408 704 352

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