2² × 5 × 9721

Prime Factor Structure

Factorization String 2^2 × 5 × 9721

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 408,324

Proper Divisor Sum 213,904

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #194413 ← → #194431

1 2 4 5 10 20 9,721 19,442 38,884 48,605 97,210 194,420

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

194,420 97,210 48,605 145,816 72,908 36,454 18,227 54,682 27,341 82,024 41,012 20,506 10,253 30,760 15,380 7,690 3,845 11,536 5,768 2,884 1,442 721 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40

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