2² × 5 × 11 × 389

Prime Factor Structure

Factorization String 2^2 × 5 × 11 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 196,560

Proper Divisor Sum 110,980

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #85577 ← → #85597

1 2 4 5 10 11 20 22 44 55 110 220 389 778 1,556 1,945 3,890 4,279 7,780 8,558 17,116 21,395 42,790 85,580

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

85,580 42,790 21,395 64,186 32,093 96,280 48,140 24,070 12,035 36,106 18,053 54,160 27,080 13,540 6,770 3,385 10,156 5,078 2,539 7,618 3,809 11,428 5,714 2,857 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560 16,280 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266

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