2² × 5 × 19 × 1049

Prime Factor Structure

Factorization String 2^2 × 5 × 19 × 1049

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 882,000

Proper Divisor Sum 483,380

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #398611 ← → #398621

1 2 4 5 10 19 20 38 76 95 190 380 1,049 2,098 4,196 5,245 10,490 19,931 20,980 39,862 79,724 99,655 199,310 398,620

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

398,620 199,310 99,655 298,966 149,483 448,450 224,225 672,676 336,338 168,169 504,508 252,254 126,127 378,382 189,191 567,574 283,787 851,362 425,681 1,277,044 638,522 319,261 957,784 478,892 239,446 119,723 359,170 179,585 538,756 269,378 134,689 404,068 202,034 101,017 303,052 151,526 75,763 227,290 113,645 340,936 170,468 85,234 42,617 127,852 63,926 31,963 95,890 47,945 143,836 71,918 35,959 107,878 53,939 161,818 80,909 242,728 121,364 60,682 30,341 91,024

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