2² × 3 × 5 × 7² × 491

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 7^2 × 491

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 4,711,392

Proper Divisor Sum 3,267,852

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1443529 ← → #1443551

1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 490 491 588 735 980 982 1,470 1,473 1,964 2,455 2,940 2,946 3,437 4,910 5,892 6,874 7,365 9,820 10,311 13,748 14,730 17,185 20,622 24,059 29,460 34,370 41,244 48,118 51,555 68,740

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

1,443,540 721,770 360,885 1,082,656 541,328 270,664 135,332 67,666 33,833 101,500 50,750 25,375 76,126 38,063 114,190 57,095 171,286 85,643 256,930 128,465 385,396 192,698 96,349 289,048 144,524 72,262 36,131 108,394 54,197 162,592 81,296 40,648 20,324 10,162 5,081 15,244 7,622 3,811 11,434 5,717 17,152 8,576 4,288 2,144 1,072 536 268 134 67 202 101 304 152 76 38 19 58 29 88 44

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