7 × 19 × 43 × 491

Prime Factor Structure

Factorization String 7 × 19 × 43 × 491

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,463,680

Proper Divisor Sum 655,651

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2808023 ← → #2808031

1 7 19 43 133 301 491 817 3,437 5,719 9,329 21,113 65,303 147,791 401,147 2,808,029

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

2,808,029 8,424,088 4,212,044 2,106,022 1,053,011 3,159,034 1,579,517 4,738,552 2,369,276 1,184,638 592,319 1,776,958 888,479 2,665,438 1,332,719 3,998,158 1,999,079 5,997,238 2,998,619 8,995,858 4,497,929 13,493,788 6,746,894 3,373,447 10,120,342 5,060,171 15,180,514 7,590,257 22,770,772 11,385,386 5,692,693 17,078,080 8,539,040 4,269,520 2,134,760 1,067,380 533,690 266,845 800,536 400,268 200,134 100,067 300,202 150,101 450,304 225,152 112,576 56,288 28,144 14,072 7,036 3,518 1,759 5,278 2,639 7,918 3,959 11,878 5,939 17,818

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