2 × 3² × 5 × 641

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 641

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 150,228

Proper Divisor Sum 92,538

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #57689 ← → #57697

1 2 3 5 6 9 10 15 18 30 45 90 641 1,282 1,923 3,205 3,846 5,769 6,410 9,615 11,538 19,230 28,845 57,690

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

57,690 28,845 86,536 43,268 21,634 10,817 32,452 16,226 8,113 24,340 12,170 6,085 18,256 9,128 4,564 2,282 1,141 3,424 1,712 856 428 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377

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