13 × 17 × 983

Prime Factor Structure

Factorization String 13 × 17 × 983

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 247,968

Proper Divisor Sum 30,725

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #217241 ← → #217253

1 13 17 221 983 12,779 16,711 217,243

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

217,243 651,730 325,865 977,596 488,798 244,399 733,198 366,599 1,099,798 549,899 1,649,698 824,849 2,474,548 1,237,274 618,637 1,855,912 927,956 463,978 231,989 695,968 347,984 173,992 86,996 43,498 21,749 65,248 32,624 16,312 8,156 4,078 2,039 6,118 3,059 9,178 4,589 13,768 6,884 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

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