5 × 1601 × 2647

Prime Factor Structure

Factorization String 5 × 1601 × 2647

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 25,452,576

Proper Divisor Sum 4,263,341

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21189229 ← → #21189281

1 5 1,601 2,647 8,005 13,235 4,237,847 21,189,235

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

21,189,235 63,567,706 31,783,853 95,351,560 47,675,780 23,837,890 11,918,945 35,756,836 17,878,418 8,939,209 26,817,628 13,408,814 6,704,407 20,113,222 10,056,611 30,169,834 15,084,917 45,254,752 22,627,376 11,313,688 5,656,844 2,828,422 1,414,211 4,242,634 2,121,317 6,363,952 3,181,976 1,590,988 795,494 397,747 1,193,242 596,621 1,789,864 894,932 447,466 223,733 671,200 335,600 167,800 83,900 41,950 20,975 62,926 31,463 94,390 47,195 141,586 70,793 212,380 106,190 53,095 159,286 79,643 238,930 119,465 358,396 179,198 89,599 268,798 134,399

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