2 × 13 × 157 × 163

Prime Factor Structure

Factorization String 2 × 13 × 157 × 163

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,088,304

Proper Divisor Sum 422,938

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #665359 ← → #665369

1 2 13 26 157 163 314 326 2,041 2,119 4,082 4,238 25,591 51,182 332,683 665,366

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

665,366 332,683 998,050 499,025 1,497,076 748,538 374,269 1,122,808 561,404 280,702 140,351 421,054 210,527 631,582 315,791 947,374 473,687 1,421,062 710,531 2,131,594 1,065,797 3,197,392 1,598,696 799,348 399,674 199,837 599,512 299,756 149,878 74,939 224,818 112,409 337,228 168,614 84,307 252,922 126,461 379,384 189,692 94,846 47,423 142,270 71,135 213,406 106,703 320,110 160,055 480,166 240,083 720,250 360,125 1,080,376 540,188 270,094 135,047 405,142 202,571 607,714 303,857 911,572

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