2² × 3² × 5591

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5591

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 508,872

Proper Divisor Sum 307,596

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #201251 ← → #201281

1 2 3 4 6 9 12 18 36 5,591 11,182 16,773 22,364 33,546 50,319 67,092 100,638 201,276

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

201,276 100,638 50,319 150,958 75,479 226,438 113,219 339,658 169,829 509,488 254,744 127,372 63,686 31,843 95,530 47,765 143,296 71,648 35,824 17,912 8,956 4,478 2,239 6,718 3,359 10,078 5,039 15,118 7,559 22,678 11,339 34,018 17,009 51,028 25,514 12,757 38,272 19,136 9,568 4,784 2,392 1,196 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215

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