8,423,940

2² × 3 × 5 × 7 × 31 × 647

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 7 × 31 × 647

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Total Divisors 96

Divisor Sum (σ) 27,869,184

Proper Divisor Sum 19,445,244

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #8423929 ← → #8423953

1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 31 35 42 60 62 70 84 93 105 124 140 155 186 210 217 310 372 420 434 465 620 647 651 868 930 1,085 1,294 1,302 1,860 1,941 2,170 2,588 2,604 3,235 3,255 3,882 4,340 4,529 6,470 6,510 7,764 9,058 9,705 12,940 13,020

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

8,423,940 4,211,970 2,105,985 6,317,956 3,158,978 1,579,489 4,738,468 2,369,234 1,184,617 3,553,852 1,776,926 888,463 2,665,390 1,332,695 3,998,086 1,999,043 5,997,130 2,998,565 8,995,696 4,497,848 2,248,924 1,124,462 562,231 1,686,694 843,347 2,530,042 1,265,021 3,795,064 1,897,532 948,766 474,383 1,423,150 711,575 2,134,726 1,067,363 3,202,090 1,601,045 4,803,136 2,401,568 1,200,784 600,392 300,196 150,098 75,049 225,148 112,574 56,287 168,862 84,431 253,294 126,647 379,942 189,971 569,914 284,957 854,872 427,436 213,718 106,859 320,578

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