2 × 206639

Prime Factor Structure

Factorization String 2 × 206639

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 619,920

Proper Divisor Sum 206,642

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #413267 ← → #413293

1 2 206,639 413,278

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

413,278 206,639 619,918 309,959 929,878 464,939 1,394,818 697,409 2,092,228 1,046,114 523,057 1,569,172 784,586 392,293 1,176,880 588,440 294,220 147,110 73,555 220,666 110,333 331,000 165,500 82,750 41,375 124,126 62,063 186,190 93,095 279,286 139,643 418,930 209,465 628,396 314,198 157,099 471,298 235,649 706,948 353,474 176,737 530,212 265,106 132,553 397,660 198,830 99,415 298,246 149,123 447,370 223,685 671,056 335,528 167,764 83,882 41,941 125,824 62,912 31,456 15,728

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