820,476

2² × 3³ × 71 × 107

Prime Factor Structure

Factorization String 2^2 × 3^3 × 71 × 107

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 2,177,280

Proper Divisor Sum 1,356,804

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #820459 ← → #820481

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

820,476 410,238 205,119 615,358 307,679 923,038 461,519 1,384,558 692,279 2,076,838 1,038,419 3,115,258 1,557,629 4,672,888 2,336,444 1,168,222 584,111 1,752,334 876,167 2,628,502 1,314,251 3,942,754 1,971,377 5,914,132 2,957,066 1,478,533 4,435,600 2,217,800 1,108,900 554,450 277,225 831,676 415,838 207,919 623,758 311,879 935,638 467,819 1,403,458 701,729 2,105,188 1,052,594 526,297 1,578,892 789,446 394,723 1,184,170 592,085 1,776,256 888,128 444,064 222,032 111,016 55,508 27,754 13,877 41,632 20,816 10,408 5,204

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