2 × 3² × 219001

Prime Factor Structure

Factorization String 2 × 3^2 × 219001

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,541,078

Proper Divisor Sum 4,599,060

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #3942007 ← → #3942023

1 2 3 6 9 18 219,001 438,002 657,003 1,314,006 1,971,009 3,942,018

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

3,942,018 1,971,009 5,913,028 2,956,514 1,478,257 4,434,772 2,217,386 1,108,693 3,326,080 1,663,040 831,520 415,760 207,880 103,940 51,970 25,985 77,956 38,978 19,489 58,468 29,234 14,617 43,852 21,926 10,963 32,890 16,445 49,336 24,668 12,334 6,167 18,502 9,251 27,754 13,877 41,632 20,816 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20

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