131 × 1597

Prime Factor Structure

Factorization String 131 × 1597

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 210,936

Proper Divisor Sum 1,729

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #209203 ← → #209213

1 131 1,597 209,207

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

209,207 627,622 313,811 941,434 470,717 1,412,152 706,076 353,038 176,519 529,558 264,779 794,338 397,169 1,191,508 595,754 297,877 893,632 446,816 223,408 111,704 55,852 27,926 13,963 41,890 20,945 62,836 31,418 15,709 47,128 23,564 11,782 5,891 17,674 8,837 26,512 13,256 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399 4,198 2,099 6,298 3,149 9,448 4,724 2,362 1,181 3,544 1,772 886 443 1,330

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