2 × 3² × 19 × 151

Prime Factor Structure

Factorization String 2 × 3^2 × 19 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 118,560

Proper Divisor Sum 66,918

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #51637 ← → #51647

1 2 3 6 9 18 19 38 57 114 151 171 302 342 453 906 1,359 2,718 2,869 5,738 8,607 17,214 25,821 51,642

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

51,642 25,821 77,464 38,732 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895 20,686 10,343 31,030 15,515 46,546 23,273 69,820 34,910 17,455 52,366 26,183 78,550 39,275 117,826 58,913 176,740 88,370 44,185 132,556 66,278 33,139 99,418 49,709 149,128 74,564 37,282 18,641 55,924 27,962 13,981 41,944 20,972 10,486 5,243 15,730 7,865 23,596 11,798

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