3² × 5² × 1997

Prime Factor Structure

Factorization String 3^2 × 5^2 × 1997

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 805,194

Proper Divisor Sum 355,869

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #449321 ← → #449333

1 3 5 9 15 25 45 75 225 1,997 5,991 9,985 17,973 29,955 49,925 89,865 149,775 449,325

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

449,325 1,347,976 673,988 336,994 168,497 505,492 252,746 126,373 379,120 189,560 94,780 47,390 23,695 71,086 35,543 106,630 53,315 159,946 79,973 239,920 119,960 59,980 29,990 14,995 44,986 22,493 67,480 33,740 16,870 8,435 25,306 12,653 37,960 18,980 9,490 4,745 14,236 7,118 3,559 10,678 5,339 16,018 8,009 24,028 12,014 6,007 18,022 9,011 27,034 13,517 40,552 20,276 10,138 5,069 15,208 7,604 3,802 1,901 5,704 2,852

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