3² × 5 × 7 × 211

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 132,288

Proper Divisor Sum 65,823

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #66463 ← → #66467

1 3 5 7 9 15 21 35 45 63 105 211 315 633 1,055 1,477 1,899 3,165 4,431 7,385 9,495 13,293 22,155 66,465

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

66,465 199,396 99,698 49,849 149,548 74,774 37,387 112,162 56,081 168,244 84,122 42,061 126,184 63,092 31,546 15,773 47,320 23,660 11,830 5,915 17,746 8,873 26,620 13,310 6,655 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815 227,446 113,723 341,170 170,585 511,756 255,878 127,939 383,818 191,909 575,728 287,864 143,932 71,966 35,983 107,950 53,975 161,926 80,963 242,890 121,445 364,336 182,168 91,084

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