139 × 487

Prime Factor Structure

Factorization String 139 × 487

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 68,320

Proper Divisor Sum 627

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #67679 ← → #67699

1 139 487 67,693

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

67,693 203,080 101,540 50,770 25,385 76,156 38,078 19,039 57,118 28,559 85,678 42,839 128,518 64,259 192,778 96,389 289,168 144,584 72,292 36,146 18,073 54,220 27,110 13,555 40,666 20,333 61,000 30,500 15,250 7,625 22,876 11,438 5,719 17,158 8,579 25,738 12,869 38,608 19,304 9,652 4,826 2,413 7,240 3,620 1,810 905 2,716 1,358 679 2,038 1,019 3,058 1,529 4,588 2,294 1,147 3,442 1,721 5,164 2,582

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