7,201,005

3 × 5 × 7 × 68581

7,201,005 has the prime decomposition 3 × 5 × 7 × 68581. Its 4 distinct prime factors produce 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 5 × 7 × 68581

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 13,167,744

Proper Divisor Sum 5,966,739

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #7200983 ← → #7201031

1 3 5 7 15 21 35 105 68,581 205,743 342,905 480,067 1,028,715 1,440,201 2,400,335 7,201,005

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

7,201,005 21,603,016 10,801,508 5,400,754 2,700,377 8,101,132 4,050,566 2,025,283 6,075,850 3,037,925 9,113,776 4,556,888 2,278,444 1,139,222 569,611 1,708,834 854,417 2,563,252 1,281,626 640,813 1,922,440 961,220 480,610 240,305 720,916 360,458 180,229 540,688 270,344 135,172 67,586 33,793 101,380 50,690 25,345 76,036 38,018 19,009 57,028 28,514 14,257 42,772 21,386 10,693 32,080 16,040 8,020 4,010 2,005 6,016 3,008 1,504 752 376 188 94 47 142 71 214

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