131 × 2011

Prime Factor Structure

Factorization String 131 × 2011

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 265,584

Proper Divisor Sum 2,143

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #263437 ← → #263443

1 131 2,011 263,441

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

263,441 790,324 395,162 197,581 592,744 296,372 148,186 74,093 222,280 111,140 55,570 27,785 83,356 41,678 20,839 62,518 31,259 93,778 46,889 140,668 70,334 35,167 105,502 52,751 158,254 79,127 237,382 118,691 356,074 178,037 534,112 267,056 133,528 66,764 33,382 16,691 50,074 25,037 75,112 37,556 18,778 9,389 28,168 14,084 7,042 3,521 10,564 5,282 2,641 7,924 3,962 1,981 5,944 2,972 1,486 743 2,230 1,115 3,346 1,673

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