2² × 3 × 53 × 821

Prime Factor Structure

Factorization String 2^2 × 3 × 53 × 821

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,242,864

Proper Divisor Sum 720,708

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #522127 ← → #522157

1 2 3 4 6 12 53 106 159 212 318 636 821 1,642 2,463 3,284 4,926 9,852 43,513 87,026 130,539 174,052 261,078 522,156

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

522,156 261,078 130,539 391,618 195,809 587,428 293,714 146,857 440,572 220,286 110,143 330,430 165,215 495,646 247,823 743,470 371,735 1,115,206 557,603 1,672,810 836,405 2,509,216 1,254,608 627,304 313,652 156,826 78,413 235,240 117,620 58,810 29,405 88,216 44,108 22,054 11,027 33,082 16,541 49,624 24,812 12,406 6,203 18,610 9,305 27,916 13,958 6,979 20,938 10,469 31,408 15,704 7,852 3,926 1,963 5,890 2,945 8,836 4,418 2,209 6,628 3,314

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