2 × 3³ × 13 × 307

Prime Factor Structure

Factorization String 2 × 3^3 × 13 × 307

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 517,440

Proper Divisor Sum 301,926

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #215507 ← → #215521

1 2 3 6 9 13 18 26 27 39 54 78 117 234 307 351 614 702 921 1,842 2,763 3,991 5,526 7,982 8,289 11,973 16,578 23,946 35,919 71,838 107,757 215,514

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

215,514 107,757 323,272 161,636 80,818 40,409 121,228 60,614 30,307 90,922 45,461 136,384 68,192 34,096 17,048 8,524 4,262 2,131 6,394 3,197 9,592 4,796 2,398 1,199 3,598 1,799 5,398 2,699 8,098 4,049 12,148 6,074 3,037 9,112 4,556 2,278 1,139 3,418 1,709 5,128 2,564 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376

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