13 × 17 × 41 × 53

Prime Factor Structure

Factorization String 13 × 17 × 41 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 571,536

Proper Divisor Sum 91,303

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #480209 ← → #480287

1 13 17 41 53 221 533 689 697 901 2,173 9,061 11,713 28,249 36,941 480,233

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

480,233 1,440,700 720,350 360,175 1,080,526 540,263 1,620,790 810,395 2,431,186 1,215,593 3,646,780 1,823,390 911,695 2,735,086 1,367,543 4,102,630 2,051,315 6,153,946 3,076,973 9,230,920 4,615,460 2,307,730 1,153,865 3,461,596 1,730,798 865,399 2,596,198 1,298,099 3,894,298 1,947,149 5,841,448 2,920,724 1,460,362 730,181 2,190,544 1,095,272 547,636 273,818 136,909 410,728 205,364 102,682 51,341 154,024 77,012 38,506 19,253 57,760 28,880 14,440 7,220 3,610 1,805 5,416 2,708 1,354 677 2,032 1,016 508

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