3 × 7 × 3889

Prime Factor Structure

Factorization String 3 × 7 × 3889

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 124,480

Proper Divisor Sum 42,811

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #81667 ← → #81671

1 3 7 21 3,889 11,667 27,223 81,669

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

81,669 245,008 122,504 61,252 30,626 15,313 45,940 22,970 11,485 34,456 17,228 8,614 4,307 12,922 6,461 19,384 9,692 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762 7,381 22,144 11,072 5,536 2,768 1,384 692 346 173 520

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