18174149636687420

Names of 18174149636687420

• Cardinal: 18174149636687420 can be written as Eighteen quadrillion, one hundred seventy-four trillion, one hundred forty-nine billion, six hundred thirty-six million, six hundred eighty-seven thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.817414963668742 × 10¹⁶

Factors of 18174149636687420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1431037

Divisors of 18174149636687420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 20 139 278 401 556 695 802 1390 1604 2005 2780 4010 8020 11489 22978 45956 55739 57445 111478 114890 222956 229780 278695 557390 1114780 1419001 1596971 2838002 3193942 4607089 5676004 6387884 7095005 7984855 9214178 14190010 15969710 18428356 23035445 28380020 31939420 46070890 92141780 197241139 394482278 569019401 640385371 788964556 986205695 1138038802 1280770742 1972411390 2276077604 2561541484 2845097005 3201926855 3944822780 5690194010 6403853710 11380388020 12807707420 16302902489 32605804978 65211609956 79093696739 81514512445 158187393478 163029024890 316374786956 326058049780 395468483695 790936967390 1581873934780 2266103445971 4532206891942 6537463898089 9064413783884 11330517229855 13074927796178 22661034459710 26149855592356 32687319490445 45322068919420 65374638980890 130749277961780 908707481834371 1817414963668742 3634829927337484 4543537409171855 9087074818343710 18174149636687420
• Sum of all divisors σ(n): 38539530124804800
• Sum of proper divisors (its aliquot sum) s(n): 20365380488117380
• 18174149636687420 is an abundant number, because the sum of its proper divisors (20365380488117380) is greater than itself. Its abundance is 2191230851429960

Bases of 18174149636687420

• Binary: 1000000100100010100101011110101001100001000011000111100₂
• Hexadecimal: 0x40914AF530863C
• Base-36: 4YY752Z1N3W

Squares and roots of 18174149636687420

• 18174149636687420 squared (18174149636687420²) is 330299715016705480382030786256400
• 18174149636687420 cubed (18174149636687420³) is 6002916445668816270301073636306761465758774488000
• The square root of 18174149636687420 is 134811533.7672835025
• The cube root of 18174149636687420 is 262916.6155907125

Scales and comparisons

• 18,174,149,636,687,420 seconds is equal to 577,881,742 years, 5 weeks, 5 days, 7 hours, 50 minutes, 20 seconds.
• To count from 1 to 18,174,149,636,687,420 would take you about one billion, seven hundred thirty-three million, six hundred forty-five thousand, two hundred twenty-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 18174149636687420 cubic inches would be around 21909.7 feet tall.

Recreational maths with 18174149636687420

• 18174149636687420 backwards is 02478663694147181
• The number of decimal digits it has is: 17
• The sum of 18174149636687420's digits is 77
• More coming soon!