8230138240

Names of 8230138240

• Cardinal: 8230138240 can be written as Eight billion, two hundred thirty million, one hundred thirty-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 8.23013824 × 10⁹

Factors of 8230138240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2629

Divisors of 8230138240

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 71 80 128 142 160 284 320 355 568 640 710 1136 1420 2272 2551 2840 4544 5041 5102 5680 9088 10082 10204 11360 12755 20164 20408 22720 25205 25510 40328 40816 45440 50410 51020 80656 81632 100820 102040 161312 163264 181121 201640 204080 322624 326528 362242 403280 408160 645248 724484 806560 816320 905605 1448968 1613120 1632640 1811210 2897936 3226240 3622420 5795872 7244840 11591744 12859591 14489680 23183488 25719182 28979360 51438364 57958720 64297955 102876728 115917440 128595910 205753456 257191820 411506912 514383640 823013824 1028767280 1646027648 2057534560 4115069120 8230138240
• Sum of all divisors σ(n): 19964015280
• Sum of proper divisors (its aliquot sum) s(n): 11733877040
• 8230138240 is an abundant number, because the sum of its proper divisors (11733877040) is greater than itself. Its abundance is 3503738800

Bases of 8230138240

• Binary: 111101010100011011111000110000000₂
• Hexadecimal: 0x1EA8DF180
• Base-36: 3S40FB4

Squares and roots of 8230138240

• 8230138240 squared (8230138240²) is 67735175449510297600
• 8230138240 cubed (8230138240³) is 557469857660123889551540224000
• The square root of 8230138240 is 90720.1093473767
• The cube root of 8230138240 is 2018.9971691215

Scales and comparisons

• 8,230,138,240 seconds is equal to 261 years, 36 weeks, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 8,230,138,240 would take you about five hundred twenty-three years!

  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 8230138240 cubic inches would be around 168.2 feet tall.

Recreational maths with 8230138240

• 8230138240 backwards is 0428310328
• The number of decimal digits it has is: 10
• The sum of 8230138240's digits is 31
• More coming soon!