3² × 7 × 19 × 397

Prime Factor Structure

Factorization String 3^2 × 7 × 19 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 827,840

Proper Divisor Sum 352,631

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #475207 ← → #475219

1 3 7 9 19 21 57 63 133 171 397 399 1,191 1,197 2,779 3,573 7,543 8,337 22,629 25,011 52,801 67,887 158,403 475,209

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

475,209 1,425,628 712,814 356,407 1,069,222 534,611 1,603,834 801,917 2,405,752 1,202,876 601,438 300,719 902,158 451,079 1,353,238 676,619 2,029,858 1,014,929 3,044,788 1,522,394 761,197 2,283,592 1,141,796 570,898 285,449 856,348 428,174 214,087 642,262 321,131 963,394 481,697 1,445,092 722,546 361,273 1,083,820 541,910 270,955 812,866 406,433 1,219,300 609,650 304,825 914,476 457,238 228,619 685,858 342,929 1,028,788 514,394 257,197 771,592 385,796 192,898 96,449 289,348 144,674 72,337 217,012 108,506

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