3³ × 5 × 7 × 229

Prime Factor Structure

Factorization String 3^3 × 5 × 7 × 229

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 441,600

Proper Divisor Sum 225,195

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #216401 ← → #216421

1 3 5 7 9 15 21 27 35 45 63 105 135 189 229 315 687 945 1,145 1,603 2,061 3,435 4,809 6,183 8,015 10,305 14,427 24,045 30,915 43,281 72,135 216,405

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

216,405 649,216 324,608 162,304 81,152 40,576 20,288 10,144 5,072 2,536 1,268 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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