2² × 3⁴ × 643

Prime Factor Structure

Factorization String 2^2 × 3^4 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 545,468

Proper Divisor Sum 337,136

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #208319 ← → #208333

1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 643 1,286 1,929 2,572 3,858 5,787 7,716 11,574 17,361 23,148 34,722 52,083 69,444 104,166 208,332

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

208,332 104,166 52,083 156,250 78,125 234,376 117,188 58,594 29,297 87,892 43,946 21,973 65,920 32,960 16,480 8,240 4,120 2,060 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233

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