2 × 13² × 47 × 251

Prime Factor Structure

Factorization String 2 × 13^2 × 47 × 251

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 6,640,704

Proper Divisor Sum 2,653,318

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #3987353 ← → #3987407

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

3,987,386 1,993,693 5,981,080 2,990,540 1,495,270 747,635 2,242,906 1,121,453 3,364,360 1,682,180 841,090 420,545 1,261,636 630,818 315,409 946,228 473,114 236,557 709,672 354,836 177,418 88,709 266,128 133,064 66,532 33,266 16,633 49,900 24,950 12,475 37,426 18,713 56,140 28,070 14,035 42,106 21,053 63,160 31,580 15,790 7,895 23,686 11,843 35,530 17,765 53,296 26,648 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937 2,812 1,406 703

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