3² × 11 × 17 × 127

Prime Factor Structure

Factorization String 3^2 × 11 × 17 × 127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 359,424

Proper Divisor Sum 145,683

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #213737 ← → #213751

1 3 9 11 17 33 51 99 127 153 187 381 561 1,143 1,397 1,683 2,159 4,191 6,477 12,573 19,431 23,749 71,247 213,741

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

213,741 641,224 320,612 160,306 80,153 240,460 120,230 60,115 180,346 90,173 270,520 135,260 67,630 33,815 101,446 50,723 152,170 76,085 228,256 114,128 57,064 28,532 14,266 7,133 21,400 10,700 5,350 2,675 8,026 4,013 12,040 6,020 3,010 1,505 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227

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