393,381

3² × 109 × 401

Prime Factor Structure

Factorization String 3^2 × 109 × 401

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 574,860

Proper Divisor Sum 181,479

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #393377 ← → #393383

1 3 9 109 327 401 981 1,203 3,609 43,709 131,127 393,381

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

393,381 1,180,144 590,072 295,036 147,518 73,759 221,278 110,639 331,918 165,959 497,878 248,939 746,818 373,409 1,120,228 560,114 280,057 840,172 420,086 210,043 630,130 315,065 945,196 472,598 236,299 708,898 354,449 1,063,348 531,674 265,837 797,512 398,756 199,378 99,689 299,068 149,534 74,767 224,302 112,151 336,454 168,227 504,682 252,341 757,024 378,512 189,256 94,628 47,314 23,657 70,972 35,486 17,743 53,230 26,615 79,846 39,923 119,770 59,885 179,656 89,828

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