7 × 13 × 109 × 281

Prime Factor Structure

Factorization String 7 × 13 × 109 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,474,240

Proper Divisor Sum 687,001

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #2787233 ← → #2787251

1 7 13 91 109 281 763 1,417 1,967 3,653 9,919 25,571 30,629 214,403 398,177 2,787,239

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

2,787,239 8,361,718 4,180,859 12,542,578 6,271,289 18,813,868 9,406,934 4,703,467 14,110,402 7,055,201 21,165,604 10,582,802 5,291,401 15,874,204 7,937,102 3,968,551 11,905,654 5,952,827 17,858,482 8,929,241 26,787,724 13,393,862 6,696,931 20,090,794 10,045,397 30,136,192 15,068,096 7,534,048 3,767,024 1,883,512 941,756 470,878 235,439 706,318 353,159 1,059,478 529,739 1,589,218 794,609 2,383,828 1,191,914 595,957 1,787,872 893,936 446,968 223,484 111,742 55,871 167,614 83,807 251,422 125,711 377,134 188,567 565,702 282,851 848,554 424,277 1,272,832 636,416

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