13 × 17 × 21157

Prime Factor Structure

Factorization String 13 × 17 × 21157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,331,816

Proper Divisor Sum 656,119

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #4675679 ← → #4675703

1 13 17 221 21,157 275,041 359,669 4,675,697

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

4,675,697 14,027,092 7,013,546 3,506,773 10,520,320 5,260,160 2,630,080 1,315,040 657,520 328,760 164,380 82,190 41,095 123,286 61,643 184,930 92,465 277,396 138,698 69,349 208,048 104,024 52,012 26,006 13,003 39,010 19,505 58,516 29,258 14,629 43,888 21,944 10,972 5,486 2,743 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932 1,466 733 2,200 1,100 550 275 826

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