2² × 5 × 19³

Prime Factor Structure

Factorization String 2^2 × 5 × 19^3

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 304,080

Proper Divisor Sum 166,900

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #137177 ← → #137183

1 2 4 5 10 19 20 38 76 95 190 361 380 722 1,444 1,805 3,610 6,859 7,220 13,718 27,436 34,295 68,590 137,180

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

137,180 68,590 34,295 102,886 51,443 154,330 77,165 231,496 115,748 57,874 28,937 86,812 43,406 21,703 65,110 32,555 97,666 48,833 146,500 73,250 36,625 109,876 54,938 27,469 82,408 41,204 20,602 10,301 30,904 15,452 7,726 3,863 11,590 5,795 17,386 8,693 26,080 13,040 6,520 3,260 1,630 815 2,446 1,223 3,670 1,835 5,506 2,753 8,260 4,130 2,065 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872

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