3 × 5 × 21563

Prime Factor Structure

Factorization String 3 × 5 × 21563

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 517,536

Proper Divisor Sum 194,091

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #323443 ← → #323467

1 3 5 15 21,563 64,689 107,815 323,445

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

323,445 970,336 485,168 242,584 121,292 60,646 30,323 90,970 45,485 136,456 68,228 34,114 17,057 51,172 25,586 12,793 38,380 19,190 9,595 28,786 14,393 43,180 21,590 10,795 32,386 16,193 48,580 24,290 12,145 36,436 18,218 9,109 27,328 13,664 6,832 3,416 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344

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