2⁵ × 7 × 47 × 1999

Prime Factor Structure

Factorization String 2^5 × 7 × 47 × 1999

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 48,384,000

Proper Divisor Sum 27,338,528

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21045469 ← → #21045481

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

21,045,472 10,522,736 5,261,368 2,630,684 1,315,342 657,671 1,973,014 986,507 2,959,522 1,479,761 4,439,284 2,219,642 1,109,821 3,329,464 1,664,732 832,366 416,183 1,248,550 624,275 1,872,826 936,413 2,809,240 1,404,620 702,310 351,155 1,053,466 526,733 1,580,200 790,100 395,050 197,525 592,576 296,288 148,144 74,072 37,036 18,518 9,259 27,778 13,889 41,668 20,834 10,417 31,252 15,626 7,813 23,440 11,720 5,860 2,930 1,465 4,396 2,198 1,099 3,298 1,649 4,948 2,474 1,237 3,712

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