18189297473347

Names of 18189297473347

• Cardinal: 18189297473347 can be written as Eighteen trillion, one hundred eighty-nine billion, two hundred ninety-seven million, four hundred seventy-three thousand, three hundred forty-seven.

Scientific notation

• Scientific notation: 1.8189297473347 × 10¹³

Factors of 18189297473347

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 242

Divisors of 18189297473347

• Number of divisors d(n): 216
• Complete list of divisors:
  1 7 11 13 67 71 73 77 91 121 143 469 497 511 737 781 803 847 871 923 949 1001 1573 4489 4757 4891 5041 5159 5183 5467 5621 6097 6461 6643 8107 8591 8833 9581 10153 10439 11011 31423 33299 34237 35287 36281 49379 52327 53801 55451 56749 57013 58357 60137 61831 61841 63583 65533 67067 67379 71071 73073 105391 111683 114829 318719 327697 337747 345653 347261 366289 367993 376607 388157 399091 408499 432887 445081 458731 471653 543169 575597 591811 609961 627143 641927 680251 699413 720863 737737 741169 781781 803803 2231033 2293879 2364229 2430827 2575951 3505909 3604667 3715217 3802183 3819871 4029179 4047923 4142677 4143347 4260061 4269727 4390001 4390711 4493489 4514393 4761757 4783909 4895891 5046041 5188183 7061197 7482761 7693543 7929493 8152859 22629049 23266487 24541363 24655531 25232669 26006519 26739097 28335461 29003429 29820427 30734977 31600751 33487363 38564999 39651337 40867387 42018581 44527153 45576817 46860671 48297821 49428379 49658323 52379327 52622999 53854801 55506451 57070013 158403343 162865409 172588717 248919539 255931357 269954993 271210841 277559359 286071709 294130067 294177637 302464331 311690071 319037719 320521903 328024697 338084747 347608261 368360993 501344987 515467381 531276031 546241553 578852989 1651920577 1742436773 1791519499 1898475887 2059243459 2117250317 2243653321 2738114929 2815244927 2983319251 3235954007 3327107641 3509414909 3525740933 3608271667 3718932217 3823690871 4051970923 11563444039 18171126347 19166804503 19706714489 20883234757 21474967501 22651678049 23289753487 24680186531 35595494077 36598184051 38783150263 127197884429 150324772507 199882389817 236224642511 249168458539 256187288357 271482051841 1399176728719 1653572497577 2598471067621 18189297473347
• Sum of all divisors σ(n): 25683618164064
• Sum of proper divisors (its aliquot sum) s(n): 7494320690717
• 18189297473347 is a deficient number, because the sum of its proper divisors (7494320690717) is less than itself. Its deficiency is 10694976782630

Bases of 18189297473347

• Binary: 100001000101100000110100111010101011101000011₂
• Hexadecimal: 0x108B069D5743
• Base-36: 6G41Q2Y4J

Squares and roots of 18189297473347

• 18189297473347 squared (18189297473347²) is 330850542573907558175382409
• 18189297473347 cubed (18189297473347³) is 6017938938095060801928229665519210152923
• The square root of 18189297473347 is 4264891.2616087881
• The cube root of 18189297473347 is 26298.9640776829

Scales and comparisons

• 18,189,297,473,347 seconds is equal to 578,363 years, 20 weeks, 4 days, 7 hours, 29 minutes, 7 seconds.
• To count from 1 to 18,189,297,473,347 would take you about one million, four hundred forty-five thousand, nine hundred eight 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 18189297473347 cubic inches would be around 2191.6 feet tall.

Recreational maths with 18189297473347

• 18189297473347 backwards is 74337479298181
• 18189297473347 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18189297473347's digits is 73
• More coming soon!