19 × 197 × 571

Prime Factor Structure

Factorization String 19 × 197 × 571

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,265,120

Proper Divisor Sum 127,867

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2137243 ← → #2137259

1 19 197 571 3,743 10,849 112,487 2,137,253

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

2,137,253 6,411,760 3,205,880 1,602,940 801,470 400,735 1,202,206 601,103 1,803,310 901,655 2,704,966 1,352,483 4,057,450 2,028,725 6,086,176 3,043,088 1,521,544 760,772 380,386 190,193 570,580 285,290 142,645 427,936 213,968 106,984 53,492 26,746 13,373 40,120 20,060 10,030 5,015 15,046 7,523 22,570 11,285 33,856 16,928 8,464 4,232 2,116 1,058 529 1,588 794 397 1,192 596 298 149 448 224 112 56 28 14 7 22 11

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