1373778945

Names of 1373778945

• Cardinal: 1373778945 can be written as One billion, three hundred seventy-three million, seven hundred seventy-eight thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.373778945 × 10⁹

Factors of 1373778945

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 316

Divisors of 1373778945

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 7 9 11 15 19 21 33 35 45 49 55 57 63 77 95 99 105 121 133 147 165 171 209 231 245 271 285 315 363 385 399 441 495 539 605 627 665 693 735 813 847 855 931 1045 1089 1155 1197 1355 1463 1617 1815 1881 1897 1995 2205 2299 2439 2541 2695 2793 2981 3135 3465 4065 4235 4389 4655 4851 5149 5445 5691 5929 5985 6897 7315 7623 8085 8379 8943 9405 9485 10241 11495 12195 12705 13167 13279 13965 14905 15447 16093 17073 17787 20691 20867 21945 24255 25745 26829 28455 29645 30723 32791 34485 36043 38115 39837 41895 44715 46341 48279 51205 53361 56639 62601 65835 66395 77235 80465 85365 88935 92169 98373 103455 104335 108129 112651 119511 134145 144837 146069 153615 163955 169917 180215 187803 199185 229537 231705 241395 252301 266805 283195 295119 313005 324387 337953 396473 438207 460845 491865 509751 540645 563255 597555 623029 688611 724185 730345 756903 849585 939015 1013859 1147685 1189419 1261505 1314621 1475595 1606759 1621935 1689765 1869087 1982365 2065833 2191035 2270709 2548755 2775311 3115145 3443055 3568257 3784515 4361203 4820277 5069295 5607261 5947095 6573105 8033795 8325933 9345435 10329165 11353545 13083609 13876555 14460831 17841285 21806015 24101385 24977799 28036305 30528421 39250827 41629665 65418045 72304155 91585263 124888995 152642105 196254135 274755789 457926315 1373778945
• Sum of all divisors σ(n): 3216769920
• Sum of proper divisors (its aliquot sum) s(n): 1842990975
• 1373778945 is an abundant number, because the sum of its proper divisors (1842990975) is greater than itself. Its abundance is 469212030

Bases of 1373778945

• Binary: 1010001111000100011010000000001₂
• Hexadecimal: 0x51E23401
• Base-36: MPWUM9

Squares and roots of 1373778945

• 1373778945 squared (1373778945²) is 1887268589725313025
• 1373778945 cubed (1373778945³) is 2592689852124478367279258625
• The square root of 1373778945 is 37064.5240762647
• The cube root of 1373778945 is 1111.6607839197

Scales and comparisons

• 1,373,778,945 seconds is equal to 43 years, 35 weeks, 3 days, 5 hours, 15 minutes, 45 seconds.
• To count from 1 to 1,373,778,945 would take you about eighty-seven 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 1373778945 cubic inches would be around 92.6 feet tall.

Recreational maths with 1373778945

• 1373778945 backwards is 5498773731
• The number of decimal digits it has is: 10
• The sum of 1373778945's digits is 54
• More coming soon!