3 × 19 × 151 × 457

Prime Factor Structure

Factorization String 3 × 19 × 151 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,569,280

Proper Divisor Sum 1,635,881

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #3933379 ← → #3933431

1 3 19 57 151 453 457 1,371 2,869 8,607 8,683 26,049 69,007 207,021 1,311,133 3,933,399

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

3,933,399 11,800,198 5,900,099 17,700,298 8,850,149 26,550,448 13,275,224 6,637,612 3,318,806 1,659,403 4,978,210 2,489,105 7,467,316 3,733,658 1,866,829 5,600,488 2,800,244 1,400,122 700,061 2,100,184 1,050,092 525,046 262,523 787,570 393,785 1,181,356 590,678 295,339 886,018 443,009 1,329,028 664,514 332,257 996,772 498,386 249,193 747,580 373,790 186,895 560,686 280,343 841,030 420,515 1,261,546 630,773 1,892,320 946,160 473,080 236,540 118,270 59,135 177,406 88,703 266,110 133,055 399,166 199,583 598,750 299,375 898,126

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