2² × 3² × 5531

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5531

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 503,412

Proper Divisor Sum 304,296

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #199109 ← → #199151

1 2 3 4 6 9 12 18 36 5,531 11,062 16,593 22,124 33,186 49,779 66,372 99,558 199,116

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

199,116 99,558 49,779 149,338 74,669 224,008 112,004 56,002 28,001 84,004 42,002 21,001 63,004 31,502 15,751 47,254 23,627 70,882 35,441 106,324 53,162 26,581 79,744 39,872 19,936 9,968 4,984 2,492 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 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214

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