2² × 5 × 107 × 199

Prime Factor Structure

Factorization String 2^2 × 5 × 107 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 907,200

Proper Divisor Sum 481,340

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #425857 ← → #425861

1 2 4 5 10 20 107 199 214 398 428 535 796 995 1,070 1,990 2,140 3,980 21,293 42,586 85,172 106,465 212,930 425,860

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

425,860 212,930 106,465 319,396 159,698 79,849 239,548 119,774 59,887 179,662 89,831 269,494 134,747 404,242 202,121 606,364 303,182 151,591 454,774 227,387 682,162 341,081 1,023,244 511,622 255,811 767,434 383,717 1,151,152 575,576 287,788 143,894 71,947 215,842 107,921 323,764 161,882 80,941 242,824 121,412 60,706 30,353 91,060 45,530 22,765 68,296 34,148 17,074 8,537 25,612 12,806 6,403 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702

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