18061804304440813

Names of 18061804304440813

• Cardinal: 18061804304440813 can be written as Eighteen quadrillion, sixty-one trillion, eight hundred four billion, three hundred four million, four hundred forty thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 1.8061804304440813 × 10¹⁶

Factors of 18061804304440813

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5140

Divisors of 18061804304440813

• Number of divisors d(n): 90
• Complete list of divisors:
  1 7 43 49 301 343 997 1849 2107 2401 4093 6979 12943 14749 28651 42871 48853 90601 103243 175999 200557 300097 341971 634207 994009 1231993 1403899 1843453 2100679 2393797 4080721 4439449 6958063 7567957 8623951 9827293 12904171 14704753 28565047 42742387 48706441 52975699 60367657 90329197 102933271 175471003 199955329 299196709 340945087 370829893 422573599 632304379 1228297021 1399687303 1837922641 2094376963 2386615609 2595809251 4068478837 4426130653 7545253129 8598079147 9797811121 12865458487 14660638741 18170664757 28479351859 52816771903 60186554029 90058209409 102624471187 174944589991 199355463013 369717403321 421305878203 630407465863 1224612129937 1395488241091 2588021823247 4412852261041 7522617369613 8572284909559 9768417687637 18116152762729 52658321587291 60005994366913 368608251111037 420041960568391 2580257757777259 18061804304440813
• Sum of all divisors σ(n): 21599201557402794
• Sum of proper divisors (its aliquot sum) s(n): 3537397252961981
• 18061804304440813 is a deficient number, because the sum of its proper divisors (3537397252961981) is less than itself. Its deficiency is 14524407051478832

Bases of 18061804304440813

• Binary: 1000000001010110001110110000101100100011001110111101101₂
• Hexadecimal: 0x402B1D85919DED
• Base-36: 4XUDICKW9V1

Squares and roots of 18061804304440813

• 18061804304440813 squared (18061804304440813²) is 326228774731916680697512620100969
• 18061804304440813 cubed (18061804304440813³) is 5892280287685385034467627551602311429375144447797
• The square root of 18061804304440813 is 134394212.3174983045
• The cube root of 18061804304440813 is 262373.7469573347

Scales and comparisons

• 18,061,804,304,440,813 seconds is equal to 574,309,508 years, 2 weeks, 5 days, 40 minutes, 13 seconds.
• To count from 1 to 18,061,804,304,440,813 would take you about one billion, seven hundred twenty-two million, nine hundred twenty-eight thousand, five hundred twenty-four 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 18061804304440813 cubic inches would be around 21864.5 feet tall.

Recreational maths with 18061804304440813

• 18061804304440813 backwards is 31804440340816081
• The number of decimal digits it has is: 17
• The sum of 18061804304440813's digits is 55
• More coming soon!