2 × 5 × 7 × 137 × 223

Prime Factor Structure

Factorization String 2 × 5 × 7 × 137 × 223

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 4,451,328

Proper Divisor Sum 2,312,758

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #2138569 ← → #2138593

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

2,138,570 1,069,285 3,207,856 1,603,928 801,964 400,982 200,491 601,474 300,737 902,212 451,106 225,553 676,660 338,330 169,165 507,496 253,748 126,874 63,437 190,312 95,156 47,578 23,789 71,368 35,684 17,842 8,921 26,764 13,382 6,691 20,074 10,037 30,112 15,056 7,528 3,764 1,882 941 2,824 1,412 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380

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