2² × 3² × 5 × 103

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5 × 103

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 56,784

Proper Divisor Sum 38,244

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #18539 ← → #18541

1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 103 180 206 309 412 515 618 927 1,030 1,236 1,545 1,854 2,060 3,090 3,708 4,635 6,180 9,270 18,540

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

18,540 9,270 4,635 13,906 6,953 20,860 10,430 5,215 15,646 7,823 23,470 11,735 35,206 17,603 52,810 26,405 79,216 39,608 19,804 9,902 4,951 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396 6,698 3,349 10,048 5,024 2,512 1,256 628 314 157 472 236 118

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