13 × 521 × 617

Prime Factor Structure

Factorization String 13 × 521 × 617

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,516,344

Proper Divisor Sum 337,403

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #4178903 ← → #4178959

1 13 521 617 6,773 8,021 321,457 4,178,941

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

4,178,941 12,536,824 6,268,412 3,134,206 1,567,103 4,701,310 2,350,655 7,051,966 3,525,983 10,577,950 5,288,975 15,866,926 7,933,463 23,800,390 11,900,195 35,700,586 17,850,293 53,550,880 26,775,440 13,387,720 6,693,860 3,346,930 1,673,465 5,020,396 2,510,198 1,255,099 3,765,298 1,882,649 5,647,948 2,823,974 1,411,987 4,235,962 2,117,981 6,353,944 3,176,972 1,588,486 794,243 2,382,730 1,191,365 3,574,096 1,787,048 893,524 446,762 223,381 670,144 335,072 167,536 83,768 41,884 20,942 10,471 31,414 15,707 47,122 23,561 70,684 35,342 17,671 53,014 26,507

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