2 × 3 × 5² × 137

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 51,336

Proper Divisor Sum 30,786

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #20549 ← → #20551

1 2 3 5 6 10 15 25 30 50 75 137 150 274 411 685 822 1,370 2,055 3,425 4,110 6,850 10,275 20,550

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

20,550 10,275 30,826 15,413 46,240 23,120 11,560 5,780 2,890 1,445 4,336 2,168 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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