2 × 3² × 22109

Prime Factor Structure

Factorization String 2 × 3^2 × 22109

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 862,290

Proper Divisor Sum 464,328

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #397951 ← → #397963

1 2 3 6 9 18 22,109 44,218 66,327 132,654 198,981 397,962

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

397,962 198,981 596,944 298,472 149,236 74,618 37,309 111,928 55,964 27,982 13,991 41,974 20,987 62,962 31,481 94,444 47,222 23,611 70,834 35,417 106,252 53,126 26,563 79,690 39,845 119,536 59,768 29,884 14,942 7,471 22,414 11,207 33,622 16,811 50,434 25,217 75,652 37,826 18,913 56,740 28,370 14,185 42,556 21,278 10,639 31,918 15,959 47,878 23,939 71,818 35,909 107,728 53,864 26,932 13,466 6,733 20,200 10,100 5,050 2,525

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