2² × 3² × 53 × 109

Prime Factor Structure

Factorization String 2^2 × 3^2 × 53 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 540,540

Proper Divisor Sum 332,568

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #207971 ← → #207973

1 2 3 4 6 9 12 18 36 53 106 109 159 212 218 318 327 436 477 636 654 954 981 1,308 1,908 1,962 3,924 5,777 11,554 17,331 23,108 34,662 51,993 69,324 103,986 207,972

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

207,972 103,986 51,993 155,980 77,990 38,995 116,986 58,493 175,480 87,740 43,870 21,935 65,806 32,903 98,710 49,355 148,066 74,033 222,100 111,050 55,525 166,576 83,288 41,644 20,822 10,411 31,234 15,617 46,852 23,426 11,713 35,140 17,570 8,785 26,356 13,178 6,589 19,768 9,884 4,942 2,471 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220

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