3² × 5 × 13 × 281

Prime Factor Structure

Factorization String 3^2 × 5 × 13 × 281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 307,944

Proper Divisor Sum 143,559

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #164377 ← → #164387

1 3 5 9 13 15 39 45 65 117 195 281 585 843 1,405 2,529 3,653 4,215 10,959 12,645 18,265 32,877 54,795 164,385

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

164,385 493,156 246,578 123,289 369,868 184,934 92,467 277,402 138,701 416,104 208,052 104,026 52,013 156,040 78,020 39,010 19,505 58,516 29,258 14,629 43,888 21,944 10,972 5,486 2,743 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932 1,466 733 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175

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