3² × 59 × 401

Prime Factor Structure

Factorization String 3^2 × 59 × 401

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 313,560

Proper Divisor Sum 100,629

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #212923 ← → #212969

1 3 9 59 177 401 531 1,203 3,609 23,659 70,977 212,931

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

212,931 638,794 319,397 958,192 479,096 239,548 119,774 59,887 179,662 89,831 269,494 134,747 404,242 202,121 606,364 303,182 151,591 454,774 227,387 682,162 341,081 1,023,244 511,622 255,811 767,434 383,717 1,151,152 575,576 287,788 143,894 71,947 215,842 107,921 323,764 161,882 80,941 242,824 121,412 60,706 30,353 91,060 45,530 22,765 68,296 34,148 17,074 8,537 25,612 12,806 6,403 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702 1,351

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