2³ × 11 × 173 × 431

Prime Factor Structure

Factorization String 2^3 × 11 × 173 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 13,530,240

Proper Divisor Sum 6,968,696

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #6561539 ← → #6561547

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

6,561,544 3,280,772 1,640,386 820,193 2,460,580 1,230,290 615,145 1,845,436 922,718 461,359 1,384,078 692,039 2,076,118 1,038,059 3,114,178 1,557,089 4,671,268 2,335,634 1,167,817 3,503,452 1,751,726 875,863 2,627,590 1,313,795 3,941,386 1,970,693 5,912,080 2,956,040 1,478,020 739,010 369,505 1,108,516 554,258 277,129 831,388 415,694 207,847 623,542 311,771 935,314 467,657 1,402,972 701,486 350,743 1,052,230 526,115 1,578,346 789,173 2,367,520 1,183,760 591,880 295,940 147,970 73,985 221,956 110,978 55,489 166,468 83,234 41,617

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