2² × 3² × 5 × 13 × 421

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5 × 13 × 421

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 3,225,768

Proper Divisor Sum 2,240,628

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #985129 ← → #985151

1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 180 195 234 260 390 421 468 585 780 842 1,170 1,263 1,684 2,105 2,340 2,526 3,789 4,210 5,052 5,473 6,315 7,578 8,420 10,946 12,630 15,156 16,419 18,945 21,892 25,260 27,365 32,838 37,890 49,257

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

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