3³ × 61 × 127

Prime Factor Structure

Factorization String 3^3 × 61 × 127

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 317,440

Proper Divisor Sum 108,271

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #209159 ← → #209173

1 3 9 27 61 127 183 381 549 1,143 1,647 3,429 7,747 23,241 69,723 209,169

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

209,169 627,508 313,754 156,877 470,632 235,316 117,658 58,829 176,488 88,244 44,122 22,061 66,184 33,092 16,546 8,273 24,820 12,410 6,205 18,616 9,308 4,654 2,327 6,982 3,491 10,474 5,237 15,712 7,856 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333

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