2 × 200009

Prime Factor Structure

Factorization String 2 × 200009

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 600,030

Proper Divisor Sum 200,012

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #400009 ← → #400031

1 2 200,009 400,018

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

400,018 200,009 600,028 300,014 150,007 450,022 225,011 675,034 337,517 1,012,552 506,276 253,138 126,569 379,708 189,854 94,927 284,782 142,391 427,174 213,587 640,762 320,381 961,144 480,572 240,286 120,143 360,430 180,215 540,646 270,323 810,970 405,485 1,216,456 608,228 304,114 152,057 456,172 228,086 114,043 342,130 171,065 513,196 256,598 128,299 384,898 192,449 577,348 288,674 144,337 433,012 216,506 108,253 324,760 162,380 81,190 40,595 121,786 60,893 182,680 91,340

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