7 × 11 × 229 × 1021

Prime Factor Structure

Factorization String 7 × 11 × 229 × 1021

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 22,565,760

Proper Divisor Sum 4,562,467

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #18003269 ← → #18003299

1 7 11 77 229 1,021 1,603 2,519 7,147 11,231 17,633 78,617 233,809 1,636,663 2,571,899 18,003,293

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

18,003,293 54,009,880 27,004,940 13,502,470 6,751,235 20,253,706 10,126,853 30,380,560 15,190,280 7,595,140 3,797,570 1,898,785 5,696,356 2,848,178 1,424,089 4,272,268 2,136,134 1,068,067 3,204,202 1,602,101 4,806,304 2,403,152 1,201,576 600,788 300,394 150,197 450,592 225,296 112,648 56,324 28,162 14,081 42,244 21,122 10,561 31,684 15,842 7,921 23,764 11,882 5,941 17,824 8,912 4,456 2,228 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89

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