1368042921

Names of 1368042921

• Cardinal: 1368042921 can be written as One billion, three hundred sixty-eight million, forty-two thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.368042921 × 10⁹

Factors of 1368042921

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 185

Divisors of 1368042921

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 17 19 21 23 37 51 57 63 69 79 111 119 133 153 161 171 207 237 259 323 333 357 391 399 437 483 553 629 703 711 777 851 969 1071 1173 1197 1311 1343 1449 1501 1659 1817 1887 2109 2261 2331 2553 2737 2907 2923 3059 3519 3933 4029 4403 4503 4921 4977 5451 5661 5957 6327 6783 7429 7659 8211 8769 9177 9401 10507 11951 12087 12719 13209 13509 14467 14763 16169 16353 17871 20349 20461 22287 24633 25517 26307 27531 28203 30889 31521 34523 35853 38157 39627 43401 44289 48507 49691 52003 53613 55537 61383 66861 67229 76551 83657 84609 92667 94563 101269 103569 107559 113183 114471 130203 145521 149073 156009 166611 178619 184149 201687 216223 229653 241661 250971 274873 278001 303807 310707 339549 347837 388759 447219 468027 470603 499833 535857 586891 605061 648669 724983 752913 824619 911421 944129 1018647 1043511 1142893 1166277 1277351 1411809 1607571 1760673 1924111 1946007 2174949 2473857 2832387 3130533 3428679 3498831 3832053 4108237 4235427 5282019 5772333 6608903 8000251 8497161 8941457 10286037 11496159 12324711 17316999 19826709 21714967 24000753 26824371 36974133 59480127 65144901 72002259 80473113 152004769 195434703 456014307 1368042921
• Sum of all divisors σ(n): 2731622400
• Sum of proper divisors (its aliquot sum) s(n): 1363579479
• 1368042921 is a deficient number, because the sum of its proper divisors (1363579479) is less than itself. Its deficiency is 4463442

Bases of 1368042921

• Binary: 1010001100010101010110110101001₂
• Hexadecimal: 0x518AADA9
• Base-36: MMHWO9

Squares and roots of 1368042921

• 1368042921 squared (1368042921²) is 1871541433698212241
• 1368042921 cubed (1368042921³) is 2560349009729030106655595961
• The square root of 1368042921 is 36987.0642387309
• The cube root of 1368042921 is 1110.1114302549

Scales and comparisons

• 1,368,042,921 seconds is equal to 43 years, 25 weeks, 6 days, 19 hours, 55 minutes, 21 seconds.
• To count from 1 to 1,368,042,921 would take you about eighty-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 1368042921 cubic inches would be around 92.5 feet tall.

Recreational maths with 1368042921

• 1368042921 backwards is 1292408631
• The number of decimal digits it has is: 10
• The sum of 1368042921's digits is 36
• More coming soon!