2 × 3 × 11 × 991

Prime Factor Structure

Factorization String 2 × 3 × 11 × 991

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 142,848

Proper Divisor Sum 77,442

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #65393 ← → #65407

1 2 3 6 11 22 33 66 991 1,982 2,973 5,946 10,901 21,802 32,703 65,406

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

65,406 32,703 98,110 49,055 147,166 73,583 220,750 110,375 331,126 165,563 496,690 248,345 745,036 372,518 186,259 558,778 279,389 838,168 419,084 209,542 104,771 314,314 157,157 471,472 235,736 117,868 58,934 29,467 88,402 44,201 132,604 66,302 33,151 99,454 49,727 149,182 74,591 223,774 111,887 335,662 167,831 503,494 251,747 755,242 377,621 1,132,864 566,432 283,216 141,608 70,804 35,402 17,701 53,104 26,552 13,276 6,638 3,319 9,958 4,979 14,938

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