3² × 19 × 12809

Prime Factor Structure

Factorization String 3^2 × 19 × 12809

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,330,600

Proper Divisor Sum 1,140,261

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #2190337 ← → #2190347

1 3 9 19 57 171 12,809 38,427 115,281 243,371 730,113 2,190,339

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

2,190,339 6,571,018 3,285,509 9,856,528 4,928,264 2,464,132 1,232,066 616,033 1,848,100 924,050 462,025 1,386,076 693,038 346,519 1,039,558 519,779 1,559,338 779,669 2,339,008 1,169,504 584,752 292,376 146,188 73,094 36,547 109,642 54,821 164,464 82,232 41,116 20,558 10,279 30,838 15,419 46,258 23,129 69,388 34,694 17,347 52,042 26,021 78,064 39,032 19,516 9,758 4,879 14,638 7,319 21,958 10,979 32,938 16,469 49,408 24,704 12,352 6,176 3,088 1,544 772 386

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