2 × 5² × 89 × 97

Prime Factor Structure

Factorization String 2 × 5^2 × 89 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 820,260

Proper Divisor Sum 388,610

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #431621 ← → #431657

1 2 5 10 25 50 89 97 178 194 445 485 890 970 2,225 2,425 4,450 4,850 8,633 17,266 43,165 86,330 215,825 431,650

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

431,650 215,825 647,476 323,738 161,869 485,608 242,804 121,402 60,701 182,104 91,052 45,526 22,763 68,290 34,145 102,436 51,218 25,609 76,828 38,414 19,207 57,622 28,811 86,434 43,217 129,652 64,826 32,413 97,240 48,620 24,310 12,155 36,466 18,233 54,700 27,350 13,675 41,026 20,513 61,540 30,770 15,385 46,156 23,078 11,539 34,618 17,309 51,928 25,964 12,982 6,491 19,474 9,737 29,212 14,606 7,303 21,910 10,955 32,866 16,433

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