7 × 23 × 821

Prime Factor Structure

Factorization String 7 × 23 × 821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 157,824

Proper Divisor Sum 25,643

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #132173 ← → #132199

1 7 23 161 821 5,747 18,883 132,181

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

132,181 396,544 198,272 99,136 49,568 24,784 12,392 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890

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