3² × 23 × 991

Prime Factor Structure

Factorization String 3^2 × 23 × 991

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 309,504

Proper Divisor Sum 104,367

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #205133 ← → #205141

1 3 9 23 69 207 991 2,973 8,919 22,793 68,379 205,137

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

205,137 615,412 307,706 153,853 461,560 230,780 115,390 57,695 173,086 86,543 259,630 129,815 389,446 194,723 584,170 292,085 876,256 438,128 219,064 109,532 54,766 27,383 82,150 41,075 123,226 61,613 184,840 92,420 46,210 23,105 69,316 34,658 17,329 51,988 25,994 12,997 38,992 19,496 9,748 4,874 2,437 7,312 3,656 1,828 914 457 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218

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