13 × 409 × 691

Prime Factor Structure

Factorization String 13 × 409 × 691

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,972,080

Proper Divisor Sum 298,033

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3674029 ← → #3674071

1 13 409 691 5,317 8,983 282,619 3,674,047

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

3,674,047 11,022,142 5,511,071 16,533,214 8,266,607 24,799,822 12,399,911 37,199,734 18,599,867 55,799,602 27,899,801 83,699,404 41,849,702 20,924,851 62,774,554 31,387,277 94,161,832 47,080,916 23,540,458 11,770,229 35,310,688 17,655,344 8,827,672 4,413,836 2,206,918 1,103,459 3,310,378 1,655,189 4,965,568 2,482,784 1,241,392 620,696 310,348 155,174 77,587 232,762 116,381 349,144 174,572 87,286 43,643 130,930 65,465 196,396 98,198 49,099 147,298 73,649 220,948 110,474 55,237 165,712 82,856 41,428 20,714 10,357 31,072 15,536 7,768 3,884

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