2 × 23 × 37 × 12391

Prime Factor Structure

Factorization String 2 × 23 × 37 × 12391

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 33,904,512

Proper Divisor Sum 12,815,030

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21089477 ← → #21089489

1 2 23 37 46 74 851 1,702 12,391 24,782 284,993 458,467 569,986 916,934 10,544,741 21,089,482

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

21,089,482 10,544,741 31,634,224 15,817,112 7,908,556 3,954,278 1,977,139 5,931,418 2,965,709 8,897,128 4,448,564 2,224,282 1,112,141 3,336,424 1,668,212 834,106 417,053 1,251,160 625,580 312,790 156,395 469,186 234,593 703,780 351,890 175,945 527,836 263,918 131,959 395,878 197,939 593,818 296,909 890,728 445,364 222,682 111,341 334,024 167,012 83,506 41,753 125,260 62,630 31,315 93,946 46,973 140,920 70,460 35,230 17,615 52,846 26,423 79,270 39,635 118,906 59,453 178,360 89,180 44,590 22,295

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