2² × 5 × 206249

Prime Factor Structure

Factorization String 2^2 × 5 × 206249

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,662,500

Proper Divisor Sum 4,537,520

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #4124971 ← → #4124993

1 2 4 5 10 20 206,249 412,498 824,996 1,031,245 2,062,490 4,124,980

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

4,124,980 2,062,490 1,031,245 3,093,736 1,546,868 773,434 386,717 1,160,152 580,076 290,038 145,019 435,058 217,529 652,588 326,294 163,147 489,442 244,721 734,164 367,082 183,541 550,624 275,312 137,656 68,828 34,414 17,207 51,622 25,811 77,434 38,717 116,152 58,076 29,038 14,519 43,558 21,779 65,338 32,669 98,008 49,004 24,502 12,251 36,754 18,377 55,132 27,566 13,783 41,350 20,675 62,026 31,013 93,040 46,520 23,260 11,630 5,815 17,446 8,723 26,170

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