7 × 13 × 157 × 389

Prime Factor Structure

Factorization String 7 × 13 × 157 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,901,440

Proper Divisor Sum 1,343,797

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #5557631 ← → #5557661

1 7 13 91 157 389 1,099 2,041 2,723 5,057 14,287 35,399 61,073 427,511 793,949 5,557,643

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

5,557,643 16,672,930 8,336,465 25,009,396 12,504,698 6,252,349 18,757,048 9,378,524 4,689,262 2,344,631 7,033,894 3,516,947 10,550,842 5,275,421 15,826,264 7,913,132 3,956,566 1,978,283 5,934,850 2,967,425 8,902,276 4,451,138 2,225,569 6,676,708 3,338,354 1,669,177 5,007,532 2,503,766 1,251,883 3,755,650 1,877,825 5,633,476 2,816,738 1,408,369 4,225,108 2,112,554 1,056,277 3,168,832 1,584,416 792,208 396,104 198,052 99,026 49,513 148,540 74,270 37,135 111,406 55,703 167,110 83,555 250,666 125,333 376,000 188,000 94,000 47,000 23,500 11,750 5,875

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