2² × 5 × 22159

Prime Factor Structure

Factorization String 2^2 × 5 × 22159

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 930,720

Proper Divisor Sum 487,540

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #443171 ← → #443189

1 2 4 5 10 20 22,159 44,318 88,636 110,795 221,590 443,180

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

443,180 221,590 110,795 332,386 166,193 498,580 249,290 124,645 373,936 186,968 93,484 46,742 23,371 70,114 35,057 105,172 52,586 26,293 78,880 39,440 19,720 9,860 4,930 2,465 7,396 3,698 1,849 5,548 2,774 1,387 4,162 2,081 6,244 3,122 1,561 4,684 2,342 1,171 3,514 1,757 5,272 2,636 1,318 659 1,978 989 2,968 1,484 742 371 1,114 557 1,672 836 418 209 628 314 157 472

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