3,800,538

2 × 3² × 7² × 31 × 139

Prime Factor Structure

Factorization String 2 × 3^2 × 7^2 × 31 × 139

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 72

Divisor Sum (σ) 9,959,040

Proper Divisor Sum 6,158,502

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #3800521 ← → #3800549

1 2 3 6 7 9 14 18 21 31 42 49 62 63 93 98 126 139 147 186 217 278 279 294 417 434 441 558 651 834 882 973 1,251 1,302 1,519 1,946 1,953 2,502 2,919 3,038 3,906 4,309 4,557 5,838 6,811 8,618 8,757 9,114 12,927 13,622 13,671 17,514 20,433 25,854 27,342 30,163 38,781 40,866 60,326 61,299

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

3,800,538 1,900,269 5,700,808 2,850,404 1,425,202 712,601 2,137,804 1,068,902 534,451 1,603,354 801,677 2,405,032 1,202,516 601,258 300,629 901,888 450,944 225,472 112,736 56,368 28,184 14,092 7,046 3,523 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025

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