3 × 13 × 43 × 2539

Prime Factor Structure

Factorization String 3 × 13 × 43 × 2539

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,258,560

Proper Divisor Sum 2,000,657

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #4257899 ← → #4257931

1 3 13 39 43 129 559 1,677 2,539 7,617 33,007 99,021 109,177 327,531 1,419,301 4,257,903

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

4,257,903 12,773,710 6,386,855 19,160,566 9,580,283 28,740,850 14,370,425 43,111,276 21,555,638 10,777,819 32,333,458 16,166,729 48,500,188 24,250,094 12,125,047 36,375,142 18,187,571 54,562,714 27,281,357 81,844,072 40,922,036 20,461,018 10,230,509 30,691,528 15,345,764 7,672,882 3,836,441 11,509,324 5,754,662 2,877,331 8,631,994 4,315,997 12,947,992 6,473,996 3,236,998 1,618,499 4,855,498 2,427,749 7,283,248 3,641,624 1,820,812 910,406 455,203 1,365,610 682,805 2,048,416 1,024,208 512,104 256,052 128,026 64,013 192,040 96,020 48,010 24,005 72,016 36,008 18,004 9,002 4,501

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