1368512145

Names of 1368512145

• Cardinal: 1368512145 can be written as One billion, three hundred sixty-eight million, five hundred twelve thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 1.368512145 × 10⁹

Factors of 1368512145

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 99

Divisors of 1368512145

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 11 13 15 19 21 27 33 35 39 41 45 55 57 63 65 77 91 95 99 105 117 123 133 135 143 165 169 171 189 195 205 209 231 247 273 285 287 297 315 351 369 385 399 429 451 455 495 507 513 533 585 615 627 665 693 715 741 779 819 845 855 861 945 1001 1045 1107 1155 1183 1197 1235 1287 1353 1365 1435 1463 1485 1521 1599 1729 1755 1845 1859 1881 1995 2079 2145 2223 2255 2337 2457 2535 2565 2583 2665 2717 3003 3135 3157 3211 3465 3549 3591 3705 3731 3861 3895 4059 4095 4305 4389 4563 4797 5005 5187 5453 5535 5577 5643 5863 5915 5985 6435 6669 6765 6929 7011 7315 7605 7749 7995 8151 8569 8645 9009 9295 9405 9471 9633 10127 10395 10647 11115 11193 11685 12177 12285 12915 13013 13167 13585 14391 15015 15561 15785 16055 16359 16731 17589 17745 17955 18655 19019 19305 20295 20787 21033 21945 22477 22815 23985 24453 25707 25935 27027 27265 27885 28215 28413 28899 29315 30381 31941 33345 33579 34645 35055 35321 38745 39039 39501 40755 41041 42845 45045 46683 47355 48165 48503 49077 50193 50635 52767 53235 55965 57057 59983 60885 62361 65065 65835 67431 70889 71955 73359 76219 77121 77805 81795 83655 85239 86697 87945 91143 95095 100737 103935 105165 105963 111397 112385 117117 122265 123123 128535 131651 135135 142065 144495 145509 147231 151905 158301 159705 167895 171171 176605 179949 187083 195195 197505 202293 205205 212667 228657 231363 233415 242515 245385 247247 250965 263835 273429 285285 299915 311805 317889 334191 337155 351351 354445 366795 369369 381095 385605 394953 426195 433485 436527 455715 503685 513513 529815 533533 539847 556985 585585 606879 615615 638001 658255 685971 727545 736155 741741 779779 791505 855855 899745 921557 935415 953667 1002573 1011465 1063335 1108107 1143285 1156815 1184859 1236235 1309581 1367145 1448161 1589445 1600599 1619541 1670955 1756755 1846845 1914003 1974765 2057913 2182635 2225223 2339337 2567565 2667665 2699235 2764671 3007719 3034395 3190005 3429855 3554577 3708705 3898895 4344483 4607785 4768335 4801797 5012865 5540535 5924295 6547905 6675669 7018011 7240805 8002995 8097705 8294013 9570015 10137127 10289565 11126115 11696685 13033449 13823355 14405391 15038595 17772885 21054033 21722415 24008985 24882039 30411381 33378345 35090055 39100347 41470065 50685635 65167245 72026955 91234143 105270165 124410195 152056905 195501735 273702429 456170715 1368512145
• Sum of all divisors σ(n): 3541708800
• Sum of proper divisors (its aliquot sum) s(n): 2173196655
• 1368512145 is an abundant number, because the sum of its proper divisors (2173196655) is greater than itself. Its abundance is 804684510

Bases of 1368512145

• Binary: 1010001100100011101011010010001₂
• Hexadecimal: 0x5191D691
• Base-36: MMRYQ9

Squares and roots of 1368512145

• 1368512145 squared (1368512145²) is 1872825491012501025
• 1368512145 cubed (1368512145³) is 2562984429916195999537448625
• The square root of 1368512145 is 36993.4067774245
• The cube root of 1368512145 is 1110.2383345051

Scales and comparisons

• 1,368,512,145 seconds is equal to 43 years, 26 weeks, 5 days, 6 hours, 15 minutes, 45 seconds.
• To count from 1 to 1,368,512,145 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 1368512145 cubic inches would be around 92.5 feet tall.

Recreational maths with 1368512145

• 1368512145 backwards is 5412158631
• The number of decimal digits it has is: 10
• The sum of 1368512145's digits is 36
• More coming soon!