3² × 7 × 43 × 61

Prime Factor Structure

Factorization String 3^2 × 7 × 43 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 283,712

Proper Divisor Sum 118,463

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #165247 ← → #165287

1 3 7 9 21 43 61 63 129 183 301 387 427 549 903 1,281 2,623 2,709 3,843 7,869 18,361 23,607 55,083 165,249

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

165,249 495,748 247,874 123,937 371,812 185,906 92,953 278,860 139,430 69,715 209,146 104,573 313,720 156,860 78,430 39,215 117,646 58,823 176,470 88,235 264,706 132,353 397,060 198,530 99,265 297,796 148,898 74,449 223,348 111,674 55,837 167,512 83,756 41,878 20,939 62,818 31,409 94,228 47,114 23,557 70,672 35,336 17,668 8,834 4,417 13,252 6,626 3,313 9,940 4,970 2,485 7,456 3,728 1,864 932 466 233 700 350 175

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