2 × 3 × 13 × 3989

Prime Factor Structure

Factorization String 2 × 3 × 13 × 3989

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 670,320

Proper Divisor Sum 359,178

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #311137 ← → #311153

1 2 3 6 13 26 39 78 3,989 7,978 11,967 23,934 51,857 103,714 155,571 311,142

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

311,142 155,571 466,714 233,357 700,072 350,036 175,018 87,509 262,528 131,264 65,632 32,816 16,408 8,204 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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