8429844990

Names of 8429844990

• Cardinal: 8429844990 can be written as Eight billion, four hundred twenty-nine million, eight hundred forty-four thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 8.42984499 × 10⁹

Factors of 8429844990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2458

Divisors of 8429844990

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 29 30 35 42 58 70 87 105 145 174 203 210 290 406 435 609 870 941 1015 1218 1471 1882 2030 2823 2942 3045 4413 4705 5646 6090 6587 7355 8826 9410 10297 13174 14115 14710 19761 20594 22065 27289 28230 30891 32935 39522 42659 44130 51485 54578 61782 65870 81867 85318 98805 102970 127977 136445 154455 163734 191023 197610 213295 255954 272890 298613 308910 382046 409335 426590 573069 597226 639885 818670 895839 955115 1146138 1279770 1384211 1493065 1791678 1910230 2768422 2865345 2986130 4152633 4479195 5730690 6921055 8305266 8958390 9689477 13842110 19378954 20763165 29068431 40142119 41526330 48447385 58136862 80284238 96894770 120426357 145342155 200710595 240852714 280994833 290684310 401421190 561989666 602131785 842984499 1204263570 1404974165 1685968998 2809948330 4214922495 8429844990
• Sum of all divisors σ(n): 23960862720
• Sum of proper divisors (its aliquot sum) s(n): 15531017730
• 8429844990 is an abundant number, because the sum of its proper divisors (15531017730) is greater than itself. Its abundance is 7101172740

Bases of 8429844990

• Binary: 111110110011101010011100111111110₂
• Hexadecimal: 0x1F67539FE
• Base-36: 3VEWU0U

Squares and roots of 8429844990

• 8429844990 squared (8429844990²) is 71062286555428100100
• 8429844990 cubed (8429844990³) is 599044060297219926933203499000
• The square root of 8429844990 is 91814.1873023989
• The cube root of 8429844990 is 2035.1973552277

Scales and comparisons

• 8,429,844,990 seconds is equal to 268 years, 2 weeks, 1 day, 15 hours, 36 minutes, 30 seconds.
• To count from 1 to 8,429,844,990 would take you about five hundred thirty-six 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 8429844990 cubic inches would be around 169.6 feet tall.

Recreational maths with 8429844990

• 8429844990 backwards is 0994489248
• The number of decimal digits it has is: 10
• The sum of 8429844990's digits is 57
• More coming soon!