19 × 31 × 79 × 197

Prime Factor Structure

Factorization String 19 × 31 × 79 × 197

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,137,600

Proper Divisor Sum 970,993

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #9166601 ← → #9166609

1 19 31 79 197 589 1,501 2,449 3,743 6,107 15,563 46,531 116,033 295,697 482,453 9,166,607

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

9,166,607 27,499,822 13,749,911 41,249,734 20,624,867 61,874,602 30,937,301 92,811,904 46,405,952 23,202,976 11,601,488 5,800,744 2,900,372 1,450,186 725,093 2,175,280 1,087,640 543,820 271,910 135,955 407,866 203,933 611,800 305,900 152,950 76,475 229,426 114,713 344,140 172,070 86,035 258,106 129,053 387,160 193,580 96,790 48,395 145,186 72,593 217,780 108,890 54,445 163,336 81,668 40,834 20,417 61,252 30,626 15,313 45,940 22,970 11,485 34,456 17,228 8,614 4,307 12,922 6,461 19,384 9,692

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