2 × 3² × 13 × 929

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 929

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 507,780

Proper Divisor Sum 290,394

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #217369 ← → #217387

1 2 3 6 9 13 18 26 39 78 117 234 929 1,858 2,787 5,574 8,361 12,077 16,722 24,154 36,231 72,462 108,693 217,386

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

217,386 108,693 326,080 163,040 81,520 40,760 20,380 10,190 5,095 15,286 7,643 22,930 11,465 34,396 17,198 8,599 25,798 12,899 38,698 19,349 58,048 29,024 14,512 7,256 3,628 1,814 907 2,722 1,361 4,084 2,042 1,021 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640 820 410 205 616 308 154 77 232

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