1,642,005

3³ × 5 × 12163

Prime Factor Structure

Factorization String 3^3 × 5 × 12163

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,919,360

Proper Divisor Sum 1,277,355

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #1641971 ← → #1642021

1 3 5 9 15 27 45 135 12,163 36,489 60,815 109,467 182,445 328,401 547,335 1,642,005

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

1,642,005 4,926,016 2,463,008 1,231,504 615,752 307,876 153,938 76,969 230,908 115,454 57,727 173,182 86,591 259,774 129,887 389,662 194,831 584,494 292,247 876,742 438,371 1,315,114 657,557 1,972,672 986,336 493,168 246,584 123,292 61,646 30,823 92,470 46,235 138,706 69,353 208,060 104,030 52,015 156,046 78,023 234,070 117,035 351,106 175,553 526,660 263,330 131,665 394,996 197,498 98,749 296,248 148,124 74,062 37,031 111,094 55,547 166,642 83,321 249,964 124,982 62,491

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