2² × 5 × 1001081

Prime Factor Structure

Factorization String 2^2 × 5 × 1001081

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 42,045,444

Proper Divisor Sum 22,023,824

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #20021549 ← → #20021623

1 2 4 5 10 20 1,001,081 2,002,162 4,004,324 5,005,405 10,010,810 20,021,620

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

20,021,620 10,010,810 5,005,405 15,016,216 7,508,108 3,754,054 1,877,027 5,631,082 2,815,541 8,446,624 4,223,312 2,111,656 1,055,828 527,914 263,957 791,872 395,936 197,968 98,984 49,492 24,746 12,373 37,120 18,560 9,280 4,640 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103

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