2² × 5 × 43 × 389

Prime Factor Structure

Factorization String 2^2 × 5 × 43 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 720,720

Proper Divisor Sum 386,180

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #334513 ← → #334541

1 2 4 5 10 20 43 86 172 215 389 430 778 860 1,556 1,945 3,890 7,780 16,727 33,454 66,908 83,635 167,270 334,540

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

334,540 167,270 83,635 250,906 125,453 376,360 188,180 94,090 47,045 141,136 70,568 35,284 17,642 8,821 26,464 13,232 6,616 3,308 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2

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