2 × 3² × 29 × 31²

Prime Factor Structure

Factorization String 2 × 3^2 × 29 × 31^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,161,810

Proper Divisor Sum 660,168

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #501637 ← → #501659

1 2 3 6 9 18 29 31 58 62 87 93 174 186 261 279 522 558 899 961 1,798 1,922 2,697 2,883 5,394 5,766 8,091 8,649 16,182 17,298 27,869 55,738 83,607 167,214 250,821 501,642

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

501,642 250,821 752,464 376,232 188,116 94,058 47,029 141,088 70,544 35,272 17,636 8,818 4,409 13,228 6,614 3,307 9,922 4,961 14,884 7,442 3,721 11,164 5,582 2,791 8,374 4,187 12,562 6,281 18,844 9,422 4,711 14,134 7,067 21,202 10,601 31,804 15,902 7,951 23,854 11,927 35,782 17,891 53,674 26,837 80,512 40,256 20,128 10,064 5,032 2,516 1,258 629 1,888 944 472 236 118 59 178 89

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