2 × 5² × 7² × 281

Prime Factor Structure

Factorization String 2 × 5^2 × 7^2 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,494,882

Proper Divisor Sum 806,432

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #688447 ← → #688451

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

688,450 344,225 1,032,676 516,338 258,169 774,508 387,254 193,627 580,882 290,441 871,324 435,662 217,831 653,494 326,747 980,242 490,121 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

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