13 × 139 × 271

Prime Factor Structure

Factorization String 13 × 139 × 271

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 533,120

Proper Divisor Sum 43,423

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #489691 ← → #489733

1 13 139 271 1,807 3,523 37,669 489,697

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

489,697 1,469,092 734,546 367,273 1,101,820 550,910 275,455 826,366 413,183 1,239,550 619,775 1,859,326 929,663 2,788,990 1,394,495 4,183,486 2,091,743 6,275,230 3,137,615 9,412,846 4,706,423 14,119,270 7,059,635 21,178,906 10,589,453 31,768,360 15,884,180 7,942,090 3,971,045 11,913,136 5,956,568 2,978,284 1,489,142 744,571 2,233,714 1,116,857 3,350,572 1,675,286 837,643 2,512,930 1,256,465 3,769,396 1,884,698 942,349 2,827,048 1,413,524 706,762 353,381 1,060,144 530,072 265,036 132,518 66,259 198,778 99,389 298,168 149,084 74,542 37,271 111,814

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