13 × 43 × 499

Prime Factor Structure

Factorization String 13 × 43 × 499

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 308,000

Proper Divisor Sum 29,059

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #278917 ← → #278947

1 13 43 499 559 6,487 21,457 278,941

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

278,941 836,824 418,412 209,206 104,603 313,810 156,905 470,716 235,358 117,679 353,038 176,519 529,558 264,779 794,338 397,169 1,191,508 595,754 297,877 893,632 446,816 223,408 111,704 55,852 27,926 13,963 41,890 20,945 62,836 31,418 15,709 47,128 23,564 11,782 5,891 17,674 8,837 26,512 13,256 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198 2,099 6,298 3,149 9,448 4,724 2,362 1,181 3,544 1,772

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