19 × 37 × 557

Prime Factor Structure

Factorization String 19 × 37 × 557

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 424,080

Proper Divisor Sum 32,509

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #391553 ← → #391579

1 19 37 557 703 10,583 20,609 391,571

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

391,571 1,174,714 587,357 1,762,072 881,036 440,518 220,259 660,778 330,389 991,168 495,584 247,792 123,896 61,948 30,974 15,487 46,462 23,231 69,694 34,847 104,542 52,271 156,814 78,407 235,222 117,611 352,834 176,417 529,252 264,626 132,313 396,940 198,470 99,235 297,706 148,853 446,560 223,280 111,640 55,820 27,910 13,955 41,866 20,933 62,800 31,400 15,700 7,850 3,925 11,776 5,888 2,944 1,472 736 368 184 92 46 23 70

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