8428212

Names of 8428212

• Cardinal: 8428212 can be written as Eight million, four hundred twenty-eight thousand, two hundred twelve.

Scientific notation

• Scientific notation: 8.428212 × 10⁶

Factors of 8428212

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 70

Divisors of 8428212

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 23 26 27 29 36 39 46 52 54 58 69 78 81 87 92 108 116 117 138 156 162 174 207 234 243 261 276 299 324 348 351 377 414 468 486 522 598 621 667 702 754 783 828 897 972 1044 1053 1131 1196 1242 1334 1404 1508 1566 1794 1863 2001 2106 2262 2349 2484 2668 2691 3132 3159 3393 3588 3726 4002 4212 4524 4698 5382 5589 6003 6318 6786 7047 7452 8004 8073 8671 9396 10179 10764 11178 12006 12636 13572 14094 16146 17342 18009 20358 22356 24012 24219 26013 28188 30537 32292 34684 36018 40716 48438 52026 54027 61074 72036 72657 78039 91611 96876 104052 108054 122148 145314 156078 162081 183222 216108 234117 290628 312156 324162 366444 468234 648324 702351 936468 1404702 2107053 2809404 4214106 8428212
• Sum of all divisors σ(n): 25683840
• Sum of proper divisors (its aliquot sum) s(n): 17255628
• 8428212 is an abundant number, because the sum of its proper divisors (17255628) is greater than itself. Its abundance is 8827416

Bases of 8428212

• Binary: 100000001001101010110100₂
• Hexadecimal: 0x809AB4
• Base-36: 50N90

Squares and roots of 8428212

• 8428212 squared (8428212²) is 71034757516944
• 8428212 cubed (8428212³) is 598695995721397624128
• The square root of 8428212 is 2903.1383019071
• The cube root of 8428212 is 203.5065930449

Scales and comparisons

• 8,428,212 seconds is equal to 13 weeks, 6 days, 13 hours, 10 minutes, 12 seconds.
• To count from 1 to 8,428,212 would take you about twenty weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 8428212 cubic inches would be around 17 feet tall.

Recreational maths with 8428212

• 8428212 backwards is 2128248
• 8428212 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 8428212's digits is 27
• More coming soon!