2 × 3² × 11² × 13

Prime Factor Structure

Factorization String 2 × 3^2 × 11^2 × 13

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 72,618

Proper Divisor Sum 44,304

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #28309 ← → #28319

1 2 3 6 9 11 13 18 22 26 33 39 66 78 99 117 121 143 198 234 242 286 363 429 726 858 1,089 1,287 1,573 2,178 2,574 3,146 4,719 9,438 14,157 28,314

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

28,314 14,157 42,472 21,236 10,618 5,309 15,928 7,964 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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