3² × 7 × 19 × 103

Prime Factor Structure

Factorization String 3^2 × 7 × 19 × 103

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 216,320

Proper Divisor Sum 93,029

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #123289 ← → #123307

1 3 7 9 19 21 57 63 103 133 171 309 399 721 927 1,197 1,957 2,163 5,871 6,489 13,699 17,613 41,097 123,291

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

123,291 369,874 184,937 554,812 277,406 138,703 416,110 208,055 624,166 312,083 936,250 468,125 1,404,376 702,188 351,094 175,547 526,642 263,321 789,964 394,982 197,491 592,474 296,237 888,712 444,356 222,178 111,089 333,268 166,634 83,317 249,952 124,976 62,488 31,244 15,622 7,811 23,434 11,717 35,152 17,576 8,788 4,394 2,197 6,592 3,296 1,648 824 412 206 103 310 155 466 233 700 350 175 526 263 790

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