13 × 664511

Prime Factor Structure

Factorization String 13 × 664511

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 9,303,168

Proper Divisor Sum 664,525

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #8638633 ← → #8638661

1 13 664,511 8,638,643

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

8,638,643 25,915,930 12,957,965 38,873,896 19,436,948 9,718,474 4,859,237 14,577,712 7,288,856 3,644,428 1,822,214 911,107 2,733,322 1,366,661 4,099,984 2,049,992 1,024,996 512,498 256,249 768,748 384,374 192,187 576,562 288,281 864,844 432,422 216,211 648,634 324,317 972,952 486,476 243,238 121,619 364,858 182,429 547,288 273,644 136,822 68,411 205,234 102,617 307,852 153,926 76,963 230,890 115,445 346,336 173,168 86,584 43,292 21,646 10,823 32,470 16,235 48,706 24,353 73,060 36,530 18,265 54,796

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