3 × 7² × 13 × 331

Prime Factor Structure

Factorization String 3 × 7^2 × 13 × 331

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,059,744

Proper Divisor Sum 427,203

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #632521 ← → #632557

1 3 7 13 21 39 49 91 147 273 331 637 993 1,911 2,317 4,303 6,951 12,909 16,219 30,121 48,657 90,363 210,847 632,541

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

632,541 1,897,624 948,812 474,406 237,203 711,610 355,805 1,067,416 533,708 266,854 133,427 400,282 200,141 600,424 300,212 150,106 75,053 225,160 112,580 56,290 28,145 84,436 42,218 21,109 63,328 31,664 15,832 7,916 3,958 1,979 5,938 2,969 8,908 4,454 2,227 6,682 3,341 10,024 5,012 2,506 1,253 3,760 1,880 940 470 235 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674

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