20,003,520

2⁶ × 3 × 5 × 67 × 311

Prime Factor Structure

Factorization String 2^6 × 3 × 5 × 67 × 311

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 112

Divisor Sum (σ) 64,666,368

Proper Divisor Sum 44,662,848

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #20003513 ← → #20003521

1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 67 80 96 120 134 160 192 201 240 268 311 320 335 402 480 536 622 670 804 933 960 1,005 1,072 1,244 1,340 1,555 1,608 1,866 2,010 2,144 2,488 2,680 3,110 3,216 3,732 4,020 4,288 4,665 4,976 5,360 6,220

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

20,003,520 10,001,760 5,000,880 2,500,440 1,250,220 625,110 312,555 937,666 468,833 1,406,500 703,250 351,625 1,054,876 527,438 263,719 791,158 395,579 1,186,738 593,369 1,780,108 890,054 445,027 1,335,082 667,541 2,002,624 1,001,312 500,656 250,328 125,164 62,582 31,291 93,874 46,937 140,812 70,406 35,203 105,610 52,805 158,416 79,208 39,604 19,802 9,901 29,704 14,852 7,426 3,713 11,140 5,570 2,785 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527

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