3 × 5 × 13² × 173

Prime Factor Structure

Factorization String 3 × 5 × 13^2 × 173

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 764,208

Proper Divisor Sum 325,653

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #438551 ← → #438569

1 3 5 13 15 39 65 169 173 195 507 519 845 865 2,249 2,535 2,595 6,747 11,245 29,237 33,735 87,711 146,185 438,555

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

438,555 1,315,666 657,833 1,973,500 986,750 493,375 1,480,126 740,063 2,220,190 1,110,095 3,330,286 1,665,143 4,995,430 2,497,715 7,493,146 3,746,573 11,239,720 5,619,860 2,809,930 1,404,965 4,214,896 2,107,448 1,053,724 526,862 263,431 790,294 395,147 1,185,442 592,721 1,778,164 889,082 444,541 1,333,624 666,812 333,406 166,703 500,110 250,055 750,166 375,083 1,125,250 562,625 1,687,876 843,938 421,969 1,265,908 632,954 316,477 949,432 474,716 237,358 118,679 356,038 178,019 534,058 267,029 801,088 400,544 200,272 100,136

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