2 × 3 × 19 × 137²

Prime Factor Structure

Factorization String 2 × 3 × 19 × 137^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,537,680

Proper Divisor Sum 2,398,014

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2139661 ← → #2139677

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

2,139,666 1,069,833 3,209,500 1,604,750 802,375 2,407,126 1,203,563 3,610,690 1,805,345 5,416,036 2,708,018 1,354,009 4,062,028 2,031,014 1,015,507 3,046,522 1,523,261 4,569,784 2,284,892 1,142,446 571,223 1,713,670 856,835 2,570,506 1,285,253 3,855,760 1,927,880 963,940 481,970 240,985 722,956 361,478 180,739 542,218 271,109 813,328 406,664 203,332 101,666 50,833 152,500 76,250 38,125 114,376 57,188 28,594 14,297 42,892 21,446 10,723 32,170 16,085 48,256 24,128 12,064 6,032 3,016 1,508 754 377

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