18123401142

Names of 18123401142

• Cardinal: 18123401142 can be written as Eighteen billion, one hundred twenty-three million, four hundred one thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.8123401142 × 10¹⁰

Factors of 18123401142

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5588

Divisors of 18123401142

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 19 21 22 33 38 42 57 63 66 77 99 114 126 127 133 154 171 198 209 231 254 266 342 381 399 418 462 627 693 762 798 889 1143 1197 1254 1386 1397 1463 1778 1881 2286 2394 2413 2667 2794 2926 3762 4191 4389 4826 5334 5419 7239 8001 8382 8778 9779 10838 12573 13167 14478 16002 16257 16891 19558 21717 25146 26334 26543 29337 32514 33782 37933 43434 48771 50673 53086 58674 59609 75866 79629 88011 97542 101346 102961 113799 119218 152019 159258 176022 178827 185801 205922 227598 238887 304038 308883 341397 357654 371602 417263 477774 536481 557403 617766 682794 688213 720727 834526 926649 1072962 1114806 1132571 1251789 1376426 1441454 1672209 1853298 2064639 2162181 2265142 2503578 3344418 3397713 3755367 4129278 4324362 4817491 6193917 6486543 6795426 7510734 7570343 7927997 9634982 10193139 12387834 12973086 13076047 14452473 15140686 15855994 20386278 22711029 23783991 26152094 28904946 39228141 43357419 45422058 47567982 52992401 68133087 71351973 78456282 86714838 91532329 105984802 117684423 136266174 142703946 143836517 158977203 183064658 235368846 274596987 287673034 317954406 431509551 476931609 549193974 823790961 863019102 953863218 1006855619 1294528653 1647581922 2013711238 2589057306 3020566857 6041133714 9061700571 18123401142
• Sum of all divisors σ(n): 51948748800
• Sum of proper divisors (its aliquot sum) s(n): 33825347658
• 18123401142 is an abundant number, because the sum of its proper divisors (33825347658) is greater than itself. Its abundance is 15701946516

Bases of 18123401142

• Binary: 10000111000001111010010011110110110₂
• Hexadecimal: 0x4383D27B6
• Base-36: 8BQ7DTI

Squares and roots of 18123401142

• 18123401142 squared (18123401142²) is 328457668953846904164
• 18123401142 cubed (18123401142³) is 5952770092616806928219002155288
• The square root of 18123401142 is 134623.1820378645
• The cube root of 18123401142 is 2626.7166949775

Scales and comparisons

• 18,123,401,142 seconds is equal to 576 years, 13 weeks, 6 days, 14 hours, 5 minutes, 42 seconds.
• To count from 1 to 18,123,401,142 would take you about one thousand, one hundred fifty-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 18123401142 cubic inches would be around 218.9 feet tall.

Recreational maths with 18123401142

• 18123401142 backwards is 24110432181
• The number of decimal digits it has is: 11
• The sum of 18123401142's digits is 27
• More coming soon!