9,992,020

2² × 5 × 499601

Prime Factor Structure

Factorization String 2^2 × 5 × 499601

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 12

Divisor Sum (σ) 20,983,284

Proper Divisor Sum 10,991,264

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #9992009 ← → #9992029

1 2 4 5 10 20 499,601 999,202 1,998,404 2,498,005 4,996,010 9,992,020

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

9,992,020 4,996,010 2,498,005 7,494,016 3,747,008 1,873,504 936,752 468,376 234,188 117,094 58,547 175,642 87,821 263,464 131,732 65,866 32,933 98,800 49,400 24,700 12,350 6,175 18,526 9,263 27,790 13,895 41,686 20,843 62,530 31,265 93,796 46,898 23,449 70,348 35,174 17,587 52,762 26,381 79,144 39,572 19,786 9,893 29,680 14,840 7,420 3,710 1,855 5,566 2,783 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570

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