405,135

3³ × 5 × 3001

Prime Factor Structure

Factorization String 3^3 × 5 × 3001

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 720,480

Proper Divisor Sum 315,345

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #405091 ← → #405143

1 3 5 9 15 27 45 135 3,001 9,003 15,005 27,009 45,015 81,027 135,045 405,135

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

405,135 1,215,406 607,703 1,823,110 911,555 2,734,666 1,367,333 4,102,000 2,051,000 1,025,500 512,750 256,375 769,126 384,563 1,153,690 576,845 1,730,536 865,268 432,634 216,317 648,952 324,476 162,238 81,119 243,358 121,679 365,038 182,519 547,558 273,779 821,338 410,669 1,232,008 616,004 308,002 154,001 462,004 231,002 115,501 346,504 173,252 86,626 43,313 129,940 64,970 32,485 97,456 48,728 24,364 12,182 6,091 18,274 9,137 27,412 13,706 6,853 20,560 10,280 5,140 2,570

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