2 × 5² × 19 × 419

Prime Factor Structure

Factorization String 2 × 5^2 × 19 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 781,200

Proper Divisor Sum 383,150

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #398039 ← → #398053

1 2 5 10 19 25 38 50 95 190 419 475 838 950 2,095 4,190 7,961 10,475 15,922 20,950 39,805 79,610 199,025 398,050

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

398,050 199,025 597,076 298,538 149,269 447,808 223,904 111,952 55,976 27,988 13,994 6,997 20,992 10,496 5,248 2,624 1,312 656 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445

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