2² × 5 × 212167

Prime Factor Structure

Factorization String 2^2 × 5 × 212167

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,911,056

Proper Divisor Sum 4,667,716

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #4243321 ← → #4243357

1 2 4 5 10 20 212,167 424,334 848,668 1,060,835 2,121,670 4,243,340

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

4,243,340 2,121,670 1,060,835 3,182,506 1,591,253 4,773,760 2,386,880 1,193,440 596,720 298,360 149,180 74,590 37,295 111,886 55,943 167,830 83,915 251,746 125,873 377,620 188,810 94,405 283,216 141,608 70,804 35,402 17,701 53,104 26,552 13,276 6,638 3,319 9,958 4,979 14,938 7,469 22,408 11,204 5,602 2,801 8,404 4,202 2,101 6,304 3,152 1,576 788 394 197 592 296 148 74 37 112 56 28 14 7 22

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