2 × 3² × 71 × 313

Prime Factor Structure

Factorization String 2 × 3^2 × 71 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 881,712

Proper Divisor Sum 481,698

Digit Sum / Digital Root 9 (Root: 9)

Adjacent Primes #400009 ← → #400031

1 2 3 6 9 18 71 142 213 313 426 626 639 939 1,278 1,878 2,817 5,634 22,223 44,446 66,669 133,338 200,007 400,014

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

400,014 200,007 600,022 300,011 900,034 450,017 1,350,052 675,026 337,513 1,012,540 506,270 253,135 759,406 379,703 1,139,110 569,555 1,708,666 854,333 2,563,000 1,281,500 640,750 320,375 961,126 480,563 1,441,690 720,845 2,162,536 1,081,268 540,634 270,317 810,952 405,476 202,738 101,369 304,108 152,054 76,027 228,082 114,041 342,124 171,062 85,531 256,594 128,297 384,892 192,446 96,223 288,670 144,335 433,006 216,503 649,510 324,755 974,266 487,133 1,461,400 730,700 365,350 182,675 548,026

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