1145542090

Names of 1145542090

• Cardinal: 1145542090 can be written as One billion, one hundred forty-five million, five hundred forty-two thousand and ninety.

Scientific notation

• Scientific notation: 1.14554209 × 10⁹

Factors of 1145542090

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 164

Divisors of 1145542090

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 5 7 10 11 14 22 35 49 55 70 77 98 110 121 139 154 242 245 278 385 490 539 605 695 770 847 973 1078 1210 1390 1529 1694 1946 2695 3058 4235 4865 5390 5929 6811 7645 8470 9730 10703 11858 13622 15290 16819 19321 21406 29645 33638 34055 38642 53515 59290 68110 74921 84095 96605 107030 117733 135247 149842 168190 193210 212531 235466 270494 374605 425062 588665 676235 749210 824131 946729 1062655 1177330 1352470 1487717 1648262 1893458 2125310 2337841 2975434 4120655 4675682 4733645 7438585 8241310 9467290 10414019 11689205 14877170 16364887 20828038 23378410 32729774 52070095 81824435 104140190 114554209 163648870 229108418 572771045 1145542090
• Sum of all divisors σ(n): 2655609138
• Sum of proper divisors (its aliquot sum) s(n): 1510067048
• 1145542090 is an abundant number, because the sum of its proper divisors (1510067048) is greater than itself. Its abundance is 364524958

Bases of 1145542090

• Binary: 1000100010001111001010111001010₂
• Hexadecimal: 0x444795CA
• Base-36: IY0XXM

Squares and roots of 1145542090

• 1145542090 squared (1145542090²) is 1312266679961568100
• 1145542090 cubed (1145542090³) is 1503256715200535840951329000
• The square root of 1145542090 is 33845.8577967821
• The cube root of 1145542090 is 1046.3340303457

Scales and comparisons

• 1,145,542,090 seconds is equal to 36 years, 22 weeks, 14 hours, 8 minutes, 10 seconds.
• To count from 1 to 1,145,542,090 would take you about seventy-two 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 1145542090 cubic inches would be around 87.2 feet tall.

Recreational maths with 1145542090

• 1145542090 backwards is 0902455411
• The number of decimal digits it has is: 10
• The sum of 1145542090's digits is 31
• More coming soon!