18434283021

Names of 18434283021

• Cardinal: 18434283021 can be written as Eighteen billion, four hundred thirty-four million, two hundred eighty-three thousand and twenty-one.

Scientific notation

• Scientific notation: 1.8434283021 × 10¹⁰

Factors of 18434283021

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 634

Divisors of 18434283021

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 11 21 27 31 33 61 63 77 81 93 99 183 189 217 231 243 279 297 341 427 521 549 567 651 671 693 837 891 1023 1281 1563 1647 1701 1891 1953 2013 2079 2387 2511 2673 3069 3647 3843 4689 4697 4941 5673 5731 5859 6039 6237 7161 7533 9207 10941 11529 13237 14067 14091 14823 16151 17019 17193 17577 18117 18711 20801 21483 27621 31781 32823 34587 39711 40117 42201 42273 48453 51057 51579 52731 54351 62403 64449 82863 95343 98469 103761 113057 119133 120351 126603 126819 145359 145607 153171 154737 163053 177661 187209 193347 222467 286029 295407 339171 349591 357399 361053 380457 436077 436821 459513 464211 532983 561627 580041 667401 858087 886221 985211 1017513 1048773 1072197 1083159 1141371 1243627 1308231 1310463 1392633 1598949 1684881 2002203 2447137 2574261 2955633 3052539 3146319 3216591 3249477 3730881 3924693 3931389 4796847 5054643 6006609 6896477 7341411 7722783 8866899 9157617 9438957 9748431 10837321 11192643 11794167 14390541 18019827 20689431 22024233 26600697 27472851 28316871 32511963 33577929 35382501 43171623 54059481 62068293 66072699 75861247 79802091 84950613 97535889 100733787 186204879 198218097 227583741 239406273 292607667 302201361 558614637 594654291 682751223 877823001 1675843911 2048253669 2633469003 6144761007 18434283021
• Sum of all divisors σ(n): 36189683712
• Sum of proper divisors (its aliquot sum) s(n): 17755400691
• 18434283021 is a deficient number, because the sum of its proper divisors (17755400691) is less than itself. Its deficiency is 678882330

Bases of 18434283021

• Binary: 10001001010110001001101011000001101₂
• Hexadecimal: 0x44AC4D60D
• Base-36: 8GVANT9

Squares and roots of 18434283021

• 18434283021 squared (18434283021²) is 339822790498328886441
• 18434283021 cubed (18434283021³) is 6264389497032184320193163418261
• The square root of 18434283021 is 135772.9097463849
• The cube root of 18434283021 is 2641.6508566683

Scales and comparisons

• 18,434,283,021 seconds is equal to 586 years, 7 weeks, 6 days, 18 hours, 10 minutes, 21 seconds.
• To count from 1 to 18,434,283,021 would take you about one thousand, one hundred seventy-two 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 18434283021 cubic inches would be around 220.1 feet tall.

Recreational maths with 18434283021

• 18434283021 backwards is 12038243481
• The number of decimal digits it has is: 11
• The sum of 18434283021's digits is 36
• More coming soon!