2 × 3³ × 3917

Prime Factor Structure

Factorization String 2 × 3^3 × 3917

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 470,160

Proper Divisor Sum 258,642

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #211507 ← → #211543

1 2 3 6 9 18 27 54 3,917 7,834 11,751 23,502 35,253 70,506 105,759 211,518

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

211,518 105,759 317,278 158,639 475,918 237,959 713,878 356,939 1,070,818 535,409 1,606,228 803,114 401,557 1,204,672 602,336 301,168 150,584 75,292 37,646 18,823 56,470 28,235 84,706 42,353 127,060 63,530 31,765 95,296 47,648 23,824 11,912 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38

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