7 × 11 × 53²

Prime Factor Structure

Factorization String 7 × 11 × 53^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 274,848

Proper Divisor Sum 58,555

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #216289 ← → #216317

1 7 11 53 77 371 583 2,809 4,081 19,663 30,899 216,293

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

216,293 648,880 324,440 162,220 81,110 40,555 121,666 60,833 182,500 91,250 45,625 136,876 68,438 34,219 102,658 51,329 153,988 76,994 38,497 115,492 57,746 28,873 86,620 43,310 21,655 64,966 32,483 97,450 48,725 146,176 73,088 36,544 18,272 9,136 4,568 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40

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