2 × 13 × 397 × 1697

Prime Factor Structure

Factorization String 2 × 13 × 397 × 1697

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 28,383,768

Proper Divisor Sum 10,867,334

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #17516417 ← → #17516441

1 2 13 26 397 794 1,697 3,394 5,161 10,322 22,061 44,122 673,709 1,347,418 8,758,217 17,516,434

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

17,516,434 8,758,217 26,274,652 13,137,326 6,568,663 19,705,990 9,852,995 29,558,986 14,779,493 44,338,480 22,169,240 11,084,620 5,542,310 2,771,155 8,313,466 4,156,733 12,470,200 6,235,100 3,117,550 1,558,775 4,676,326 2,338,163 7,014,490 3,507,245 10,521,736 5,260,868 2,630,434 1,315,217 3,945,652 1,972,826 986,413 2,959,240 1,479,620 739,810 369,905 1,109,716 554,858 277,429 832,288 416,144 208,072 104,036 52,018 26,009 78,028 39,014 19,507 58,522 29,261 87,784 43,892 21,946 10,973 32,920 16,460 8,230 4,115 12,346 6,173 18,520

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