5² × 19 × 839

Prime Factor Structure

Factorization String 5^2 × 19 × 839

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 520,800

Proper Divisor Sum 122,275

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #398509 ← → #398539

1 5 19 25 95 475 839 4,195 15,941 20,975 79,705 398,525

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

398,525 1,195,576 597,788 298,894 149,447 448,342 224,171 672,514 336,257 1,008,772 504,386 252,193 756,580 378,290 189,145 567,436 283,718 141,859 425,578 212,789 638,368 319,184 159,592 79,796 39,898 19,949 59,848 29,924 14,962 7,481 22,444 11,222 5,611 16,834 8,417 25,252 12,626 6,313 18,940 9,470 4,735 14,206 7,103 21,310 10,655 31,966 15,983 47,950 23,975 71,926 35,963 107,890 53,945 161,836 80,918 40,459 121,378 60,689 182,068 91,034

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