5 × 7 × 13 × 479

Prime Factor Structure

Factorization String 5 × 7 × 13 × 479

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 322,560

Proper Divisor Sum 104,615

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #217937 ← → #217969

1 5 7 13 35 65 91 455 479 2,395 3,353 6,227 16,765 31,135 43,589 217,945

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

217,945 653,836 326,918 163,459 490,378 245,189 735,568 367,784 183,892 91,946 45,973 137,920 68,960 34,480 17,240 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430 33,215 99,646 49,823

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