2 × 3² × 5 × 7 × 67

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 7 × 67

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 127,296

Proper Divisor Sum 85,086

Digit Sum / Digital Root 9 (Root: 9)

Adjacent Primes #42209 ← → #42221

1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 67 70 90 105 126 134 201 210 315 335 402 469 603 630 670 938 1,005 1,206 1,407 2,010 2,345 2,814 3,015 4,221 4,690 6,030 7,035 8,442 14,070 21,105 42,210

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

42,210 21,105 63,316 31,658 15,829 47,488 23,744 11,872 5,936 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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