3 × 5 × 13 × 1607

Prime Factor Structure

Factorization String 3 × 5 × 13 × 1607

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 540,288

Proper Divisor Sum 226,923

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #313351 ← → #313373

1 3 5 13 15 39 65 195 1,607 4,821 8,035 20,891 24,105 62,673 104,455 313,365

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

313,365 940,096 470,048 235,024 117,512 58,756 29,378 14,689 44,068 22,034 11,017 33,052 16,526 8,263 24,790 12,395 37,186 18,593 55,780 27,890 13,945 41,836 20,918 10,459 31,378 15,689 47,068 23,534 11,767 35,302 17,651 52,954 26,477 79,432 39,716 19,858 9,929 29,788 14,894 7,447 22,342 11,171 33,514 16,757 50,272 25,136 12,568 6,284 3,142 1,571 4,714 2,357 7,072 3,536 1,768 884 442 221 664 332

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