13 × 37 × 449

Prime Factor Structure

Factorization String 13 × 37 × 449

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 239,400

Proper Divisor Sum 23,431

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #215959 ← → #215981

1 13 37 449 481 5,837 16,613 215,969

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

215,969 647,908 323,954 161,977 485,932 242,966 121,483 364,450 182,225 546,676 273,338 136,669 410,008 205,004 102,502 51,251 153,754 76,877 230,632 115,316 57,658 28,829 86,488 43,244 21,622 10,811 32,434 16,217 48,652 24,326 12,163 36,490 18,245 54,736 27,368 13,684 6,842 3,421 10,264 5,132 2,566 1,283 3,850 1,925 5,776 2,888 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376

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