3³ × 61

Prime Factor Structure

Factorization String 3^3 × 61

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,480

Proper Divisor Sum 833

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #1637 ← → #1657

1 3 9 27 61 183 549 1,647

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

1,647 4,942 2,471 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376 188 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

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