13² × 17 × 19 × 37

Prime Factor Structure

Factorization String 13^2 × 17 × 19 × 37

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 2,503,440

Proper Divisor Sum 483,721

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2019713 ← → #2019739

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

2,019,719 6,059,158 3,029,579 9,088,738 4,544,369 13,633,108 6,816,554 3,408,277 10,224,832 5,112,416 2,556,208 1,278,104 639,052 319,526 159,763 479,290 239,645 718,936 359,468 179,734 89,867 269,602 134,801 404,404 202,202 101,101 303,304 151,652 75,826 37,913 113,740 56,870 28,435 85,306 42,653 127,960 63,980 31,990 15,995 47,986 23,993 71,980 35,990 17,995 53,986 26,993 80,980 40,490 20,245 60,736 30,368 15,184 7,592 3,796 1,898 949 2,848 1,424 712 356

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