3 × 19 × 157 × 257

Prime Factor Structure

Factorization String 3 × 19 × 157 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,261,120

Proper Divisor Sum 961,227

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #2299873 ← → #2299901

1 3 19 57 157 257 471 771 2,983 4,883 8,949 14,649 40,349 121,047 766,631 2,299,893

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

2,299,893 6,899,680 3,449,840 1,724,920 862,460 431,230 215,615 646,846 323,423 970,270 485,135 1,455,406 727,703 2,183,110 1,091,555 3,274,666 1,637,333 4,912,000 2,456,000 1,228,000 614,000 307,000 153,500 76,750 38,375 115,126 57,563 172,690 86,345 259,036 129,518 64,759 194,278 97,139 291,418 145,709 437,128 218,564 109,282 54,641 163,924 81,962 40,981 122,944 61,472 30,736 15,368 7,684 3,842 1,921 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434

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