13 × 887 × 1553

Prime Factor Structure

Factorization String 13 × 887 × 1553

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 19,319,328

Proper Divisor Sum 1,411,685

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #17907623 ← → #17907649

1 13 887 1,553 11,531 20,189 1,377,511 17,907,643

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

17,907,643 53,722,930 26,861,465 80,584,396 40,292,198 20,146,099 60,438,298 30,219,149 90,657,448 45,328,724 22,664,362 11,332,181 33,996,544 16,998,272 8,499,136 4,249,568 2,124,784 1,062,392 531,196 265,598 132,799 398,398 199,199 597,598 298,799 896,398 448,199 1,344,598 672,299 2,016,898 1,008,449 3,025,348 1,512,674 756,337 2,269,012 1,134,506 567,253 1,701,760 850,880 425,440 212,720 106,360 53,180 26,590 13,295 39,886 19,943 59,830 29,915 89,746 44,873 134,620 67,310 33,655 100,966 50,483 151,450 75,725 227,176 113,588

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