7,840,002

2 × 3 × 1306667

7,840,002 is even and not a perfect square. Its factorization is 2 × 3 × 1306667 and its 8 divisors sum to 15,680,016.

Prime Factor Structure

Factorization String 2 × 3 × 1306667

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 8

Divisor Sum (σ) 15,680,016

Proper Divisor Sum 7,840,014

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #7839961 ← → #7840013

1 2 3 6 1,306,667 2,613,334 3,920,001 7,840,002

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

7,840,002 3,920,001 11,760,004 5,880,002 2,940,001 8,820,004 4,410,002 2,205,001 6,615,004 3,307,502 1,653,751 4,961,254 2,480,627 7,441,882 3,720,941 11,162,824 5,581,412 2,790,706 1,395,353 4,186,060 2,093,030 1,046,515 3,139,546 1,569,773 4,709,320 2,354,660 1,177,330 588,665 1,765,996 882,998 441,499 1,324,498 662,249 1,986,748 993,374 496,687 1,490,062 745,031 2,235,094 1,117,547 3,352,642 1,676,321 5,028,964 2,514,482 1,257,241 3,771,724 1,885,862 942,931 2,828,794 1,414,397 4,243,192 2,121,596 1,060,798 530,399 1,591,198 795,599 2,386,798 1,193,399 3,580,198 1,790,099