17 × 12689

Prime Factor Structure

Factorization String 17 × 12689

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 228,420

Proper Divisor Sum 12,707

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #215693 ← → #215723

1 17 12,689 215,713

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

215,713 647,140 323,570 161,785 485,356 242,678 121,339 364,018 182,009 546,028 273,014 136,507 409,522 204,761 614,284 307,142 153,571 460,714 230,357 691,072 345,536 172,768 86,384 43,192 21,596 10,798 5,399 16,198 8,099 24,298 12,149 36,448 18,224 9,112 4,556 2,278 1,139 3,418 1,709 5,128 2,564 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376

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