3² × 7² × 163

Prime Factor Structure

Factorization String 3^2 × 7^2 × 163

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 121,524

Proper Divisor Sum 49,641

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #71881 ← → #71887

1 3 7 9 21 49 63 147 163 441 489 1,141 1,467 3,423 7,987 10,269 23,961 71,883

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

71,883 215,650 107,825 323,476 161,738 80,869 242,608 121,304 60,652 30,326 15,163 45,490 22,745 68,236 34,118 17,059 51,178 25,589 76,768 38,384 19,192 9,596 4,798 2,399 7,198 3,599 10,798 5,399 16,198 8,099 24,298 12,149 36,448 18,224 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

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