3 × 7 × 61 × 3191

Prime Factor Structure

Factorization String 3 × 7 × 61 × 3191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,332,928

Proper Divisor Sum 2,245,257

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #4087663 ← → #4087673

1 3 7 21 61 183 427 1,281 3,191 9,573 22,337 67,011 194,651 583,953 1,362,557 4,087,671

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

4,087,671 12,263,014 6,131,507 18,394,522 9,197,261 27,591,784 13,795,892 6,897,946 3,448,973 10,346,920 5,173,460 2,586,730 1,293,365 3,880,096 1,940,048 970,024 485,012 242,506 121,253 363,760 181,880 90,940 45,470 22,735 68,206 34,103 102,310 51,155 153,466 76,733 230,200 115,100 57,550 28,775 86,326 43,163 129,490 64,745 194,236 97,118 48,559 145,678 72,839 218,518 109,259 327,778 163,889 491,668 245,834 122,917 368,752 184,376 92,188 46,094 23,047 69,142 34,571 103,714 51,857 155,572

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