3² × 13² × 131

Prime Factor Structure

Factorization String 3^2 × 13^2 × 131

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 314,028

Proper Divisor Sum 114,777

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #199247 ← → #199261

1 3 9 13 39 117 131 169 393 507 1,179 1,521 1,703 5,109 15,327 22,139 66,417 199,251

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

199,251 597,754 298,877 896,632 448,316 224,158 112,079 336,238 168,119 504,358 252,179 756,538 378,269 1,134,808 567,404 283,702 141,851 425,554 212,777 638,332 319,166 159,583 478,750 239,375 718,126 359,063 1,077,190 538,595 1,615,786 807,893 2,423,680 1,211,840 605,920 302,960 151,480 75,740 37,870 18,935 56,806 28,403 85,210 42,605 127,816 63,908 31,954 15,977 47,932 23,966 11,983 35,950 17,975 53,926 26,963 80,890 40,445 121,336 60,668 30,334 15,167 45,502

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