2 × 5 × 19 × 21563

Prime Factor Structure

Factorization String 2 × 5 × 19 × 21563

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 7,763,040

Proper Divisor Sum 3,666,070

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #4096969 ← → #4096999

1 2 5 10 19 38 95 190 21,563 43,126 107,815 215,630 409,697 819,394 2,048,485 4,096,970

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

4,096,970 2,048,485 6,145,456 3,072,728 1,536,364 768,182 384,091 1,152,274 576,137 1,728,412 864,206 432,103 1,296,310 648,155 1,944,466 972,233 2,916,700 1,458,350 729,175 2,187,526 1,093,763 3,281,290 1,640,645 4,921,936 2,460,968 1,230,484 615,242 307,621 922,864 461,432 230,716 115,358 57,679 173,038 86,519 259,558 129,779 389,338 194,669 584,008 292,004 146,002 73,001 219,004 109,502 54,751 164,254 82,127 246,382 123,191 369,574 184,787 554,362 277,181 831,544 415,772 207,886 103,943 311,830 155,915

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