5² × 7 × 13³ × 73

Prime Factor Structure

Factorization String 5^2 × 7 × 13^3 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 43,677,760

Proper Divisor Sum 15,611,085

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #28066669 ← → #28066681

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

28,066,675 84,200,026 42,100,013 126,300,040 63,150,020 31,575,010 15,787,505 47,362,516 23,681,258 11,840,629 35,521,888 17,760,944 8,880,472 4,440,236 2,220,118 1,110,059 3,330,178 1,665,089 4,995,268 2,497,634 1,248,817 3,746,452 1,873,226 936,613 2,809,840 1,404,920 702,460 351,230 175,615 526,846 263,423 790,270 395,135 1,185,406 592,703 1,778,110 889,055 2,667,166 1,333,583 4,000,750 2,000,375 6,001,126 3,000,563 9,001,690 4,500,845 13,502,536 6,751,268 3,375,634 1,687,817 5,063,452 2,531,726 1,265,863 3,797,590 1,898,795 5,696,386 2,848,193 8,544,580 4,272,290 2,136,145 6,408,436

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