5 × 61 × 131 × 991

Prime Factor Structure

Factorization String 5 × 61 × 131 × 991

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 48,711,168

Proper Divisor Sum 9,115,763

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #39595403 ← → #39595417

1 5 61 131 305 655 991 4,955 7,991 39,955 60,451 129,821 302,255 649,105 7,919,081 39,595,405

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

39,595,405 118,786,216 59,393,108 29,696,554 14,848,277 44,544,832 22,272,416 11,136,208 5,568,104 2,784,052 1,392,026 696,013 2,088,040 1,044,020 522,010 261,005 783,016 391,508 195,754 97,877 293,632 146,816 73,408 36,704 18,352 9,176 4,588 2,294 1,147 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196

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