2 × 3 × 31 × 109

Prime Factor Structure

Factorization String 2 × 3 × 31 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 42,240

Proper Divisor Sum 21,966

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #20269 ← → #20287

1 2 3 6 31 62 93 109 186 218 327 654 3,379 6,758 10,137 20,274

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

20,274 10,137 30,412 15,206 7,603 22,810 11,405 34,216 17,108 8,554 4,277 12,832 6,416 3,208 1,604 802 401 1,204 602 301 904 452 226 113 340 170 85 256 128 64 32 16 8 4 2 1

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