2 × 3² × 35869

Prime Factor Structure

Factorization String 2 × 3^2 × 35869

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,398,930

Proper Divisor Sum 753,288

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #645641 ← → #645647

1 2 3 6 9 18 35,869 71,738 107,607 215,214 322,821 645,642

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

645,642 322,821 968,464 484,232 242,116 121,058 60,529 181,588 90,794 45,397 136,192 68,096 34,048 17,024 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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