3 × 7 × 11 × 29 × 31

Prime Factor Structure

Factorization String 3 × 7 × 11 × 29 × 31

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 368,640

Proper Divisor Sum 160,971

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #207661 ← → #207671

1 3 7 11 21 29 31 33 77 87 93 203 217 231 319 341 609 651 899 957 1,023 2,233 2,387 2,697 6,293 6,699 7,161 9,889 18,879 29,667 69,223 207,669

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

207,669 623,008 311,504 155,752 77,876 38,938 19,469 58,408 29,204 14,602 7,301 21,904 10,952 5,476 2,738 1,369 4,108 2,054 1,027 3,082 1,541 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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