3 × 5 × 17 × 1279

Prime Factor Structure

Factorization String 3 × 5 × 17 × 1279

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 552,960

Proper Divisor Sum 226,815

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #326143 ← → #326147

1 3 5 15 17 51 85 255 1,279 3,837 6,395 19,185 21,743 65,229 108,715 326,145

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

326,145 978,436 489,218 244,609 733,828 366,914 183,457 550,372 275,186 137,593 412,780 206,390 103,195 309,586 154,793 464,380 232,190 116,095 348,286 174,143 522,430 261,215 783,646 391,823 1,175,470 587,735 1,763,206 881,603 2,644,810 1,322,405 3,967,216 1,983,608 991,804 495,902 247,951 743,854 371,927 1,115,782 557,891 1,673,674 836,837 2,510,512 1,255,256 627,628 313,814 156,907 470,722 235,361 706,084 353,042 176,521 529,564 264,782 132,391 397,174 198,587 595,762 297,881 893,644 446,822

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