387,129

3 × 43 × 3001

Prime Factor Structure

Factorization String 3 × 43 × 3001

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 8

Divisor Sum (σ) 528,352

Proper Divisor Sum 141,223

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #387109 ← → #387137

1 3 43 129 3,001 9,003 129,043 387,129

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

387,129 1,161,388 580,694 290,347 871,042 435,521 1,306,564 653,282 326,641 979,924 489,962 244,981 734,944 367,472 183,736 91,868 45,934 22,967 68,902 34,451 103,354 51,677 155,032 77,516 38,758 19,379 58,138 29,069 87,208 43,604 21,802 10,901 32,704 16,352 8,176 4,088 2,044 1,022 511 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762

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