11 × 19 × 23 × 397

Prime Factor Structure

Factorization String 11 × 19 × 23 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,292,480

Proper Divisor Sum 384,101

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #1908373 ← → #1908407

1 11 19 23 209 253 397 437 4,367 4,807 7,543 9,131 82,973 100,441 173,489 1,908,379

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

1,908,379 5,725,138 2,862,569 8,587,708 4,293,854 2,146,927 6,440,782 3,220,391 9,661,174 4,830,587 14,491,762 7,245,881 21,737,644 10,868,822 5,434,411 16,303,234 8,151,617 24,454,852 12,227,426 6,113,713 18,341,140 9,170,570 4,585,285 13,755,856 6,877,928 3,438,964 1,719,482 859,741 2,579,224 1,289,612 644,806 322,403 967,210 483,605 1,450,816 725,408 362,704 181,352 90,676 45,338 22,669 68,008 34,004 17,002 8,501 25,504 12,752 6,376 3,188 1,594 797 2,392 1,196 598 299 898 449 1,348 674 337

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