3 × 13 × 61 × 1657

Prime Factor Structure

Factorization String 3 × 13 × 61 × 1657

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,756,576

Proper Divisor Sum 1,814,573

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #3941969 ← → #3942007

1 3 13 39 61 183 793 1,657 2,379 4,971 21,541 64,623 101,077 303,231 1,314,001 3,942,003

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

3,942,003 11,826,010 5,913,005 17,739,016 8,869,508 4,434,754 2,217,377 6,652,132 3,326,066 1,663,033 4,989,100 2,494,550 1,247,275 3,741,826 1,870,913 5,612,740 2,806,370 1,403,185 4,209,556 2,104,778 1,052,389 3,157,168 1,578,584 789,292 394,646 197,323 591,970 295,985 887,956 443,978 221,989 665,968 332,984 166,492 83,246 41,623 124,870 62,435 187,306 93,653 280,960 140,480 70,240 35,120 17,560 8,780 4,390 2,195 6,586 3,293 9,880 4,940 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695

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