2 × 7 × 139 × 199

Prime Factor Structure

Factorization String 2 × 7 × 139 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 672,000

Proper Divisor Sum 284,746

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #387253 ← → #387263

1 2 7 14 139 199 278 398 973 1,393 1,946 2,786 27,661 55,322 193,627 387,254

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

387,254 193,627 580,882 290,441 871,324 435,662 217,831 653,494 326,747 980,242 490,121 1,470,364 735,182 367,591 1,102,774 551,387 1,654,162 827,081 2,481,244 1,240,622 620,311 1,860,934 930,467 2,791,402 1,395,701 4,187,104 2,093,552 1,046,776 523,388 261,694 130,847 392,542 196,271 588,814 294,407 883,222 441,611 1,324,834 662,417 1,987,252 993,626 496,813 1,490,440 745,220 372,610 186,305 558,916 279,458 139,729 419,188 209,594 104,797 314,392 157,196 78,598 39,299 117,898 58,949 176,848 88,424

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