2² × 3 × 5² × 29 × 191

Prime Factor Structure

Factorization String 2^2 × 3 × 5^2 × 29 × 191

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 4,999,680

Proper Divisor Sum 3,337,980

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1661677 ← → #1661713

1 2 3 4 5 6 10 12 15 20 25 29 30 50 58 60 75 87 100 116 145 150 174 191 290 300 348 382 435 573 580 725 764 870 955 1,146 1,450 1,740 1,910 2,175 2,292 2,865 2,900 3,820 4,350 4,775 5,539 5,730 8,700 9,550 11,078 11,460 14,325 16,617 19,100 22,156 27,695 28,650 33,234 55,390

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

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