1,991,004

2² × 3 × 83 × 1999

Prime Factor Structure

Factorization String 2^2 × 3 × 83 × 1999

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 24

Divisor Sum (σ) 4,704,000

Proper Divisor Sum 2,712,996

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #1990987 ← → #1991027

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

1,991,004 995,502 497,751 1,493,254 746,627 2,239,882 1,119,941 3,359,824 1,679,912 839,956 419,978 209,989 629,968 314,984 157,492 78,746 39,373 118,120 59,060 29,530 14,765 44,296 22,148 11,074 5,537 16,612 8,306 4,153 12,460 6,230 3,115 9,346 4,673 14,020 7,010 3,505 10,516 5,258 2,629 7,888 3,944 1,972 986 493 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59

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