2² × 5 × 320027

Prime Factor Structure

Factorization String 2^2 × 5 × 320027

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 13,441,176

Proper Divisor Sum 7,040,636

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #6400531 ← → #6400543

1 2 4 5 10 20 320,027 640,054 1,280,108 1,600,135 3,200,270 6,400,540

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

6,400,540 3,200,270 1,600,135 4,800,406 2,400,203 7,200,610 3,600,305 10,800,916 5,400,458 2,700,229 8,100,688 4,050,344 2,025,172 1,012,586 506,293 1,518,880 759,440 379,720 189,860 94,930 47,465 142,396 71,198 35,599 106,798 53,399 160,198 80,099 240,298 120,149 360,448 180,224 90,112 45,056 22,528 11,264 5,632 2,816 1,408 704 352 176 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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