2 × 3² × 1110617

Prime Factor Structure

Factorization String 2 × 3^2 × 1110617

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 43,314,102

Proper Divisor Sum 23,322,996

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #19991089 ← → #19991107

1 2 3 6 9 18 1,110,617 2,221,234 3,331,851 6,663,702 9,995,553 19,991,106

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

19,991,106 9,995,553 29,986,660 14,993,330 7,496,665 22,489,996 11,244,998 5,622,499 16,867,498 8,433,749 25,301,248 12,650,624 6,325,312 3,162,656 1,581,328 790,664 395,332 197,666 98,833 296,500 148,250 74,125 222,376 111,188 55,594 27,797 83,392 41,696 20,848 10,424 5,212 2,606 1,303 3,910 1,955 5,866 2,933 8,800 4,400 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593

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