2² × 7 × 109 × 137

Prime Factor Structure

Factorization String 2^2 × 7 × 109 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 850,080

Proper Divisor Sum 431,956

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #418109 ← → #418129

1 2 4 7 14 28 109 137 218 274 436 548 763 959 1,526 1,918 3,052 3,836 14,933 29,866 59,732 104,531 209,062 418,124

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

418,124 209,062 104,531 313,594 156,797 470,392 235,196 117,598 58,799 176,398 88,199 264,598 132,299 396,898 198,449 595,348 297,674 148,837 446,512 223,256 111,628 55,814 27,907 83,722 41,861 125,584 62,792 31,396 15,698 7,849 23,548 11,774 5,887 17,662 8,831 26,494 13,247 39,742 19,871 59,614 29,807 89,422 44,711 134,134 67,067 201,202 100,601 301,804 150,902 75,451 226,354 113,177 339,532 169,766 84,883 254,650 127,325 381,976 190,988 95,494

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