2² × 5⁴ × 89

Prime Factor Structure

Factorization String 2^2 × 5^4 × 89

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 492,030

Proper Divisor Sum 269,530

Digit Sum / Digital Root 11 (Root: 2)

Adjacent Primes #222499 ← → #222511

1 2 4 5 10 20 25 50 89 100 125 178 250 356 445 500 625 890 1,250 1,780 2,225 2,500 4,450 8,900 11,125 22,250 44,500 55,625 111,250 222,500

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

222,500 111,250 55,625 166,876 83,438 41,719 125,158 62,579 187,738 93,869 281,608 140,804 70,402 35,201 105,604 52,802 26,401 79,204 39,602 19,801 59,404 29,702 14,851 44,554 22,277 66,832 33,416 16,708 8,354 4,177 12,532 6,266 3,133 9,400 4,700 2,350 1,175 3,526 1,763 5,290 2,645 7,936 3,968 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242

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