387,381

3 × 129127

Prime Factor Structure

Factorization String 3 × 129127

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 516,512

Proper Divisor Sum 129,131

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #387371 ← → #387397

1 3 129,127 387,381

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

387,381 1,162,144 581,072 290,536 145,268 72,634 36,317 108,952 54,476 27,238 13,619 40,858 20,429 61,288 30,644 15,322 7,661 22,984 11,492 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573

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