3 × 5 × 139 × 239

Prime Factor Structure

Factorization String 3 × 5 × 139 × 239

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 806,400

Proper Divisor Sum 308,085

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #498301 ← → #498331

1 3 5 15 139 239 417 695 717 1,195 2,085 3,585 33,221 99,663 166,105 498,315

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

498,315 1,494,946 747,473 2,242,420 1,121,210 560,605 1,681,816 840,908 420,454 210,227 630,682 315,341 946,024 473,012 236,506 118,253 354,760 177,380 88,690 44,345 133,036 66,518 33,259 99,778 49,889 149,668 74,834 37,417 112,252 56,126 28,063 84,190 42,095 126,286 63,143 189,430 94,715 284,146 142,073 426,220 213,110 106,555 319,666 159,833 479,500 239,750 119,875 359,626 179,813 539,440 269,720 134,860 67,430 33,715 101,146 50,573 151,720 75,860 37,930 18,965

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