2² × 3² × 18211

Prime Factor Structure

Factorization String 2^2 × 3^2 × 18211

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,657,292

Proper Divisor Sum 1,001,696

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #655583 ← → #655597

1 2 3 4 6 9 12 18 36 18,211 36,422 54,633 72,844 109,266 163,899 218,532 327,798 655,596

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

655,596 327,798 163,899 491,698 245,849 737,548 368,774 184,387 553,162 276,581 829,744 414,872 207,436 103,718 51,859 155,578 77,789 233,368 116,684 58,342 29,171 87,514 43,757 131,272 65,636 32,818 16,409 49,228 24,614 12,307 36,922 18,461 55,384 27,692 13,846 6,923 20,770 10,385 31,156 15,578 7,789 23,368 11,684 5,842 2,921 8,764 4,382 2,191 6,574 3,287 9,862 4,931 14,794 7,397 22,192 11,096 5,548 2,774 1,387 4,162

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