13 × 223 × 2221

Prime Factor Structure

Factorization String 13 × 223 × 2221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 6,968,192

Proper Divisor Sum 529,513

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #6438661 ← → #6438697

1 13 223 2,221 2,899 28,873 495,283 6,438,679

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

6,438,679 19,316,038 9,658,019 28,974,058 14,487,029 43,461,088 21,730,544 10,865,272 5,432,636 2,716,318 1,358,159 4,074,478 2,037,239 6,111,718 3,055,859 9,167,578 4,583,789 13,751,368 6,875,684 3,437,842 1,718,921 5,156,764 2,578,382 1,289,191 3,867,574 1,933,787 5,801,362 2,900,681 8,702,044 4,351,022 2,175,511 6,526,534 3,263,267 9,789,802 4,894,901 14,684,704 7,342,352 3,671,176 1,835,588 917,794 458,897 1,376,692 688,346 344,173 1,032,520 516,260 258,130 129,065 387,196 193,598 96,799 290,398 145,199 435,598 217,799 653,398 326,699 980,098 490,049 1,470,148

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