18159228270

Names of 18159228270

• Cardinal: 18159228270 can be written as Eighteen billion, one hundred fifty-nine million, two hundred twenty-eight thousand, two hundred seventy.

Scientific notation

• Scientific notation: 1.815922827 × 10¹⁰

Factors of 18159228270

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 208

Divisors of 18159228270

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 59 90 118 135 139 177 270 278 295 354 417 531 590 695 834 885 1062 1251 1390 1593 1770 2085 2502 2655 3186 3481 3753 4170 5310 6255 6962 7506 7965 8201 10443 12510 15930 16402 17405 18765 19321 20886 24603 31329 34810 37530 38642 41005 49206 52215 57963 62658 73809 82010 93987 96605 104430 115926 123015 147618 156645 173889 187974 193210 221427 246030 289815 313290 347778 369045 442854 469935 483859 521667 579630 738090 869445 939870 967718 1043334 1107135 1139939 1451577 1738890 2214270 2279878 2419295 2608335 2903154 3419817 4354731 4838590 5216670 5699695 6839634 7257885 8709462 10259451 11399390 13064193 14515770 17099085 20518902 21773655 26128386 30778353 34198170 43547310 51297255 61556706 65320965 67256401 102594510 130641930 134512802 153891765 201769203 307783530 336282005 403538406 605307609 672564010 1008846015 1210615218 1815922827 2017692030 3026538045 3631845654 6053076090 9079614135 18159228270
• Sum of all divisors σ(n): 49616208720
• Sum of proper divisors (its aliquot sum) s(n): 31456980450
• 18159228270 is an abundant number, because the sum of its proper divisors (31456980450) is greater than itself. Its abundance is 13297752180

Bases of 18159228270

• Binary: 10000111010010111111101010101101110₂
• Hexadecimal: 0x43A5FD56E
• Base-36: 8CBJA7I

Squares and roots of 18159228270

• 18159228270 squared (18159228270²) is 329757571361967192900
• 18159228270 cubed (18159228270³) is 5988143012122777052122223283000
• The square root of 18159228270 is 134756.1808229961
• The cube root of 18159228270 is 2628.4464249633

Scales and comparisons

• 18,159,228,270 seconds is equal to 577 years, 21 weeks, 1 day, 6 hours, 4 minutes, 30 seconds.
• To count from 1 to 18,159,228,270 would take you about one thousand, one hundred fifty-four 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 18159228270 cubic inches would be around 219 feet tall.

Recreational maths with 18159228270

• 18159228270 backwards is 07282295181
• 18159228270 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18159228270's digits is 45
• More coming soon!