3² × 5 × 7 × 43 × 47

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 43 × 47

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,317,888

Proper Divisor Sum 681,273

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #636613 ← → #636619

1 3 5 7 9 15 21 35 43 45 47 63 105 129 141 215 235 301 315 329 387 423 645 705 903 987 1,505 1,645 1,935 2,021 2,115 2,709 2,961 4,515 4,935 6,063 10,105 13,545 14,147 14,805 18,189 30,315 42,441 70,735 90,945 127,323 212,205 636,615

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

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