3 × 7 × 13 × 3559

Prime Factor Structure

Factorization String 3 × 7 × 13 × 3559

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,594,880

Proper Divisor Sum 623,273

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #971591 ← → #971639

1 3 7 13 21 39 91 273 3,559 10,677 24,913 46,267 74,739 138,801 323,869 971,607

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

971,607 2,914,822 1,457,411 4,372,234 2,186,117 6,558,352 3,279,176 1,639,588 819,794 409,897 1,229,692 614,846 307,423 922,270 461,135 1,383,406 691,703 2,075,110 1,037,555 3,112,666 1,556,333 4,669,000 2,334,500 1,167,250 583,625 1,750,876 875,438 437,719 1,313,158 656,579 1,969,738 984,869 2,954,608 1,477,304 738,652 369,326 184,663 553,990 276,995 830,986 415,493 1,246,480 623,240 311,620 155,810 77,905 233,716 116,858 58,429 175,288 87,644 43,822 21,911 65,734 32,867 98,602 49,301 147,904 73,952 36,976

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