2 × 3² × 221101

Prime Factor Structure

Factorization String 2 × 3^2 × 221101

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,622,978

Proper Divisor Sum 4,643,160

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #3979771 ← → #3979837

1 2 3 6 9 18 221,101 442,202 663,303 1,326,606 1,989,909 3,979,818

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

3,979,818 1,989,909 5,969,728 2,984,864 1,492,432 746,216 373,108 186,554 93,277 279,832 139,916 69,958 34,979 104,938 52,469 157,408 78,704 39,352 19,676 9,838 4,919 14,758 7,379 22,138 11,069 33,208 16,604 8,302 4,151 12,454 6,227 18,682 9,341 28,024 14,012 7,006 3,503 10,510 5,255 15,766 7,883 23,650 11,825 35,476 17,738 8,869 26,608 13,304 6,652 3,326 1,663 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270

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