2 × 3² × 13 × 811

Prime Factor Structure

Factorization String 2 × 3^2 × 13 × 811

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 443,352

Proper Divisor Sum 253,578

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #189767 ← → #189797

1 2 3 6 9 13 18 26 39 78 117 234 811 1,622 2,433 4,866 7,299 10,543 14,598 21,086 31,629 63,258 94,887 189,774

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

189,774 94,887 284,662 142,331 426,994 213,497 640,492 320,246 160,123 480,370 240,185 720,556 360,278 180,139 540,418 270,209 810,628 405,314 202,657 607,972 303,986 151,993 455,980 227,990 113,995 341,986 170,993 512,980 256,490 128,245 384,736 192,368 96,184 48,092 24,046 12,023 36,070 18,035 54,106 27,053 81,160 40,580 20,290 10,145 30,436 15,218 7,609 22,828 11,414 5,707 17,122 8,561 25,684 12,842 6,421 19,264 9,632 4,816 2,408 1,204

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