7 × 137 × 269

Prime Factor Structure

Factorization String 7 × 137 × 269

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 298,080

Proper Divisor Sum 40,109

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #257953 ← → #257981

1 7 137 269 959 1,883 36,853 257,971

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

257,971 773,914 386,957 1,160,872 580,436 290,218 145,109 435,328 217,664 108,832 54,416 27,208 13,604 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841

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