3² × 5 × 17 × 809

Prime Factor Structure

Factorization String 3^2 × 5 × 17 × 809

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,137,240

Proper Divisor Sum 518,355

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #618883 ← → #618913

1 3 5 9 15 17 45 51 85 153 255 765 809 2,427 4,045 7,281 12,135 13,753 36,405 41,259 68,765 123,777 206,295 618,885

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

618,885 1,856,656 928,328 464,164 232,082 116,041 348,124 174,062 87,031 261,094 130,547 391,642 195,821 587,464 293,732 146,866 73,433 220,300 110,150 55,075 165,226 82,613 247,840 123,920 61,960 30,980 15,490 7,745 23,236 11,618 5,809 17,428 8,714 4,357 13,072 6,536 3,268 1,634 817 2,452 1,226 613 1,840 920 460 230 115 346 173 520 260 130 65 196 98 49 148 74 37 112

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