2 × 3² × 4007

Prime Factor Structure

Factorization String 2 × 3^2 × 4007

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 156,312

Proper Divisor Sum 84,186

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #72109 ← → #72139

1 2 3 6 9 18 4,007 8,014 12,021 24,042 36,063 72,126

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

72,126 36,063 108,190 54,095 162,286 81,143 243,430 121,715 365,146 182,573 547,720 273,860 136,930 68,465 205,396 102,698 51,349 154,048 77,024 38,512 19,256 9,628 4,814 2,407 7,222 3,611 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256 1,628 814 407 1,222 611 1,834 917 2,752

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