2² × 3² × 5987

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5987

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 544,908

Proper Divisor Sum 329,376

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #215531 ← → #215563

1 2 3 4 6 9 12 18 36 5,987 11,974 17,961 23,948 35,922 53,883 71,844 107,766 215,532

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

215,532 107,766 53,883 161,650 80,825 242,476 121,238 60,619 181,858 90,929 272,788 136,394 68,197 204,592 102,296 51,148 25,574 12,787 38,362 19,181 57,544 28,772 14,386 7,193 21,580 10,790 5,395 16,186 8,093 24,280 12,140 6,070 3,035 9,106 4,553 13,660 6,830 3,415 10,246 5,123 15,370 7,685 23,056 11,528 5,764 2,882 1,441 4,324 2,162 1,081 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370

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