20,526

2 × 3 × 11 × 311

Prime Factor Structure

Factorization String 2 × 3 × 11 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 44,928

Proper Divisor Sum 24,402

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #20521 ← → #20533

1 2 3 6 11 22 33 66 311 622 933 1,866 3,421 6,842 10,263 20,526

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

20,526 10,263 30,790 15,395 46,186 23,093 69,280 34,640 17,320 8,660 4,330 2,165 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688 344 172 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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