2² × 3 × 5² × 17 × 41

Prime Factor Structure

Factorization String 2^2 × 3 × 5^2 × 17 × 41

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 656,208

Proper Divisor Sum 447,108

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #209089 ← → #209123

1 2 3 4 5 6 10 12 15 17 20 25 30 34 41 50 51 60 68 75 82 85 100 102 123 150 164 170 204 205 246 255 300 340 410 425 492 510 615 697 820 850 1,020 1,025 1,230 1,275 1,394 1,700 2,050 2,091 2,460 2,550 2,788 3,075 3,485 4,100 4,182 5,100 6,150 6,970

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

209,100 104,550 52,275 156,826 78,413 235,240 117,620 58,810 29,405 88,216 44,108 22,054 11,027 33,082 16,541 49,624 24,812 12,406 6,203 18,610 9,305 27,916 13,958 6,979 20,938 10,469 31,408 15,704 7,852 3,926 1,963 5,890 2,945 8,836 4,418 2,209 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198 2,099 6,298 3,149 9,448 4,724 2,362 1,181 3,544 1,772 886 443 1,330

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