13² × 5309

Prime Factor Structure

Factorization String 13^2 × 5309

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 971,730

Proper Divisor Sum 74,509

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #897191 ← → #897223

1 13 169 5,309 69,017 897,221

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

897,221 2,691,664 1,345,832 672,916 336,458 168,229 504,688 252,344 126,172 63,086 31,543 94,630 47,315 141,946 70,973 212,920 106,460 53,230 26,615 79,846 39,923 119,770 59,885 179,656 89,828 44,914 22,457 67,372 33,686 16,843 50,530 25,265 75,796 37,898 18,949 56,848 28,424 14,212 7,106 3,553 10,660 5,330 2,665 7,996 3,998 1,999 5,998 2,999 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696

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