5 × 13 × 17 × 557

Prime Factor Structure

Factorization String 5 × 13 × 17 × 557

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 843,696

Proper Divisor Sum 228,211

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #615479 ← → #615491

1 5 13 17 65 85 221 557 1,105 2,785 7,241 9,469 36,205 47,345 123,097 615,485

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

615,485 1,846,456 923,228 461,614 230,807 692,422 346,211 1,038,634 519,317 1,557,952 778,976 389,488 194,744 97,372 48,686 24,343 73,030 36,515 109,546 54,773 164,320 82,160 41,080 20,540 10,270 5,135 15,406 7,703 23,110 11,555 34,666 17,333 52,000 26,000 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109

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