5 × 13 × 37 × 919

Prime Factor Structure

Factorization String 5 × 13 × 37 × 919

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,936,640

Proper Divisor Sum 726,445

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #2210189 ← → #2210209

1 5 13 37 65 185 481 919 2,405 4,595 11,947 34,003 59,735 170,015 442,039 2,210,195

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

2,210,195 6,630,586 3,315,293 9,945,880 4,972,940 2,486,470 1,243,235 3,729,706 1,864,853 5,594,560 2,797,280 1,398,640 699,320 349,660 174,830 87,415 262,246 131,123 393,370 196,685 590,056 295,028 147,514 73,757 221,272 110,636 55,318 27,659 82,978 41,489 124,468 62,234 31,117 93,352 46,676 23,338 11,669 35,008 17,504 8,752 4,376 2,188 1,094 547 1,642 821 2,464 1,232 616 308 154 77 232 116 58 29 88 44 22 11

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