2² × 7² × 9091

Prime Factor Structure

Factorization String 2^2 × 7^2 × 9091

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 3,627,708

Proper Divisor Sum 1,845,872

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #1781831 ← → #1781837

1 2 4 7 14 28 49 98 196 9,091 18,182 36,364 63,637 127,274 254,548 445,459 890,918 1,781,836

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

1,781,836 890,918 445,459 1,336,378 668,189 2,004,568 1,002,284 501,142 250,571 751,714 375,857 1,127,572 563,786 281,893 845,680 422,840 211,420 105,710 52,855 158,566 79,283 237,850 118,925 356,776 178,388 89,194 44,597 133,792 66,896 33,448 16,724 8,362 4,181 12,544 6,272 3,136 1,568 784 392 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10

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