2 × 3² × 23 × 149

Prime Factor Structure

Factorization String 2 × 3^2 × 23 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 140,400

Proper Divisor Sum 78,714

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #61681 ← → #61687

1 2 3 6 9 18 23 46 69 138 149 207 298 414 447 894 1,341 2,682 3,427 6,854 10,281 20,562 30,843 61,686

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

61,686 30,843 92,530 46,265 138,796 69,398 34,699 104,098 52,049 156,148 78,074 39,037 117,112 58,556 29,278 14,639 43,918 21,959 65,878 32,939 98,818 49,409 148,228 74,114 37,057 111,172 55,586 27,793 83,380 41,690 20,845 62,536 31,268 15,634 7,817 23,452 11,726 5,863 17,590 8,795 26,386 13,193 39,580 19,790 9,895 29,686 14,843 44,530 22,265 66,796 33,398 16,699 50,098 25,049 75,148 37,574 18,787 56,362 28,181 84,544

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