2² × 19² × 499

Prime Factor Structure

Factorization String 2^2 × 19^2 × 499

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,333,500

Proper Divisor Sum 612,944

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #720547 ← → #720569

1 2 4 19 38 76 361 499 722 998 1,444 1,996 9,481 18,962 37,924 180,139 360,278 720,556

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

720,556 360,278 180,139 540,418 270,209 810,628 405,314 202,657 607,972 303,986 151,993 455,980 227,990 113,995 341,986 170,993 512,980 256,490 128,245 384,736 192,368 96,184 48,092 24,046 12,023 36,070 18,035 54,106 27,053 81,160 40,580 20,290 10,145 30,436 15,218 7,609 22,828 11,414 5,707 17,122 8,561 25,684 12,842 6,421 19,264 9,632 4,816 2,408 1,204 602 301 904 452 226 113 340 170 85 256 128

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