2 × 3 × 13 × 2687

Prime Factor Structure

Factorization String 2 × 3 × 13 × 2687

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 451,584

Proper Divisor Sum 241,998

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #209581 ← → #209597

1 2 3 6 13 26 39 78 2,687 5,374 8,061 16,122 34,931 69,862 104,793 209,586

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

209,586 104,793 314,380 157,190 78,595 235,786 117,893 353,680 176,840 88,420 44,210 22,105 66,316 33,158 16,579 49,738 24,869 74,608 37,304 18,652 9,326 4,663 13,990 6,995 20,986 10,493 31,480 15,740 7,870 3,935 11,806 5,903 17,710 8,855 26,566 13,283 39,850 19,925 59,776 29,888 14,944 7,472 3,736 1,868 934 467 1,402 701 2,104 1,052 526 263 790 395 1,186 593 1,780 890 445 1,336

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