5 × 13 × 3329

Prime Factor Structure

Factorization String 5 × 13 × 3329

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 279,720

Proper Divisor Sum 63,335

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #216379 ← → #216397

1 5 13 65 3,329 16,645 43,277 216,385

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

216,385 649,156 324,578 162,289 486,868 243,434 121,717 365,152 182,576 91,288 45,644 22,822 11,411 34,234 17,117 51,352 25,676 12,838 6,419 19,258 9,629 28,888 14,444 7,222 3,611 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256 1,628 814 407 1,222 611 1,834 917 2,752 1,376

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