2² × 41 × 40009

Prime Factor Structure

Factorization String 2^2 × 41 × 40009

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 11,762,940

Proper Divisor Sum 5,201,464

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #6561461 ← → #6561481

1 2 4 41 82 164 40,009 80,018 160,036 1,640,369 3,280,738 6,561,476

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

6,561,476 3,280,738 1,640,369 4,921,108 2,460,554 1,230,277 3,690,832 1,845,416 922,708 461,354 230,677 692,032 346,016 173,008 86,504 43,252 21,626 10,813 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376 13,688 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320 1,160

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