3 × 11 × 19 × 131

Prime Factor Structure

Factorization String 3 × 11 × 19 × 131

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 126,720

Proper Divisor Sum 44,583

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #82129 ← → #82139

1 3 11 19 33 57 131 209 393 627 1,441 2,489 4,323 7,467 27,379 82,137

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

82,137 246,412 123,206 61,603 184,810 92,405 277,216 138,608 69,304 34,652 17,326 8,663 25,990 12,995 38,986 19,493 58,480 29,240 14,620 7,310 3,655 10,966 5,483 16,450 8,225 24,676 12,338 6,169 18,508 9,254 4,627 13,882 6,941 20,824 10,412 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394 2,197 6,592 3,296 1,648 824 412 206 103 310 155 466 233 700 350 175 526

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