257 × 4153

Prime Factor Structure

Factorization String 257 × 4153

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,071,732

Proper Divisor Sum 4,411

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #1067293 ← → #1067327

1 257 4,153 1,067,321

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

1,067,321 3,201,964 1,600,982 800,491 2,401,474 1,200,737 3,602,212 1,801,106 900,553 2,701,660 1,350,830 675,415 2,026,246 1,013,123 3,039,370 1,519,685 4,559,056 2,279,528 1,139,764 569,882 284,941 854,824 427,412 213,706 106,853 320,560 160,280 80,140 40,070 20,035 60,106 30,053 90,160 45,080 22,540 11,270 5,635 16,906 8,453 25,360 12,680 6,340 3,170 1,585 4,756 2,378 1,189 3,568 1,784 892 446 223 670 335 1,006 503 1,510 755 2,266 1,133

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