3 × 7 × 17² × 53

Prime Factor Structure

Factorization String 3 × 7 × 17^2 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 530,496

Proper Divisor Sum 208,839

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #321647 ← → #321661

1 3 7 17 21 51 53 119 159 289 357 371 867 901 1,113 2,023 2,703 6,069 6,307 15,317 18,921 45,951 107,219 321,657

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

321,657 964,972 482,486 241,243 723,730 361,865 1,085,596 542,798 271,399 814,198 407,099 1,221,298 610,649 1,831,948 915,974 457,987 1,373,962 686,981 2,060,944 1,030,472 515,236 257,618 128,809 386,428 193,214 96,607 289,822 144,911 434,734 217,367 652,102 326,051 978,154 489,077 1,467,232 733,616 366,808 183,404 91,702 45,851 137,554 68,777 206,332 103,166 51,583 154,750 77,375 232,126 116,063 348,190 174,095 522,286 261,143 783,430 391,715 1,175,146 587,573 1,762,720 881,360 440,680

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