2 × 3² × 22157

Prime Factor Structure

Factorization String 2 × 3^2 × 22157

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 864,162

Proper Divisor Sum 465,336

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #398821 ← → #398833

1 2 3 6 9 18 22,157 44,314 66,471 132,942 199,413 398,826

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

398,826 199,413 598,240 299,120 149,560 74,780 37,390 18,695 56,086 28,043 84,130 42,065 126,196 63,098 31,549 94,648 47,324 23,662 11,831 35,494 17,747 53,242 26,621 79,864 39,932 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815 227,446 113,723 341,170 170,585 511,756 255,878 127,939 383,818 191,909 575,728 287,864 143,932 71,966 35,983 107,950 53,975 161,926 80,963 242,890 121,445 364,336 182,168 91,084

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