3 × 7 × 18731

Prime Factor Structure

Factorization String 3 × 7 × 18731

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 599,424

Proper Divisor Sum 206,073

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #393331 ← → #393361

1 3 7 21 18,731 56,193 131,117 393,351

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

393,351 1,180,054 590,027 1,770,082 885,041 2,655,124 1,327,562 663,781 1,991,344 995,672 497,836 248,918 124,459 373,378 186,689 560,068 280,034 140,017 420,052 210,026 105,013 315,040 157,520 78,760 39,380 19,690 9,845 29,536 14,768 7,384 3,692 1,846 923 2,770 1,385 4,156 2,078 1,039 3,118 1,559 4,678 2,339 7,018 3,509 10,528 5,264 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418

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