19 × 23 × 31 × 67

Prime Factor Structure

Factorization String 19 × 23 × 31 × 67

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,044,480

Proper Divisor Sum 136,831

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #907637 ← → #907651

1 19 23 31 67 437 589 713 1,273 1,541 2,077 13,547 29,279 39,463 47,771 907,649

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

907,649 2,722,948 1,361,474 680,737 2,042,212 1,021,106 510,553 1,531,660 765,830 382,915 1,148,746 574,373 1,723,120 861,560 430,780 215,390 107,695 323,086 161,543 484,630 242,315 726,946 363,473 1,090,420 545,210 272,605 817,816 408,908 204,454 102,227 306,682 153,341 460,024 230,012 115,006 57,503 172,510 86,255 258,766 129,383 388,150 194,075 582,226 291,113 873,340 436,670 218,335 655,006 327,503 982,510 491,255 1,473,766 736,883 2,210,650 1,105,325 3,315,976 1,657,988 828,994 414,497 1,243,492

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