18147174984

Names of 18147174984

• Cardinal: 18147174984 can be written as Eighteen billion, one hundred forty-seven million, one hundred seventy-four thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.8147174984 × 10¹⁰

Factors of 18147174984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 122

Divisors of 18147174984

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 23 24 27 36 41 46 53 54 69 72 82 92 106 108 123 138 159 164 184 207 212 216 246 276 318 328 369 414 424 477 492 552 621 636 738 828 943 954 984 1107 1219 1242 1272 1431 1476 1656 1681 1886 1908 2173 2214 2438 2484 2829 2862 2952 3362 3657 3772 3816 4346 4428 4876 4968 5043 5658 5724 6519 6724 7314 7544 8487 8692 8856 9752 10086 10971 11316 11448 13038 13448 14628 15129 16974 17384 19557 20172 21942 22632 25461 26076 29256 30258 32913 33948 38663 39114 40344 43884 45387 49979 50922 52152 58671 60516 65826 67896 68921 77326 78228 87768 89093 90774 99958 101844 115989 117342 121032 131652 137842 149937 154652 156456 178186 181548 199916 203688 206763 231978 234684 263304 267279 275684 299874 309304 347967 356372 363096 399832 413526 449811 463956 469368 534558 551368 599748 620289 695934 712744 801837 827052 899622 927912 1043901 1069116 1199496 1240578 1349433 1391868 1585183 1603674 1654104 1799244 1860867 2049139 2087802 2138232 2405511 2481156 2698866 2783736 3170366 3207348 3598488 3652813 3721734 4098278 4175604 4755549 4811022 4962312 5397732 6147417 6340732 6414696 7305626 7443468 8196556 8351208 9511098 9622044 10795464 10958439 12294834 12681464 14266647 14611252 14886936 16393112 18442251 19022196 19244088 21916878 24589668 28533294 29222504 32875317 36884502 38044392 42799941 43833756 49179336 55326753 57066588 65750634 73769004 84014699 85599882 87667512 98625951 110653506 114133176 131501268 147538008 168029398 171199764 197251902 221307012 252044097 263002536 336058796 342399528 394503804 442614024 504088194 672117592 756132291 789007608 1008176388 1512264582 2016352776 2268396873 3024529164 4536793746 6049058328 9073587492 18147174984
• Sum of all divisors σ(n): 54932774400
• Sum of proper divisors (its aliquot sum) s(n): 36785599416
• 18147174984 is an abundant number, because the sum of its proper divisors (36785599416) is greater than itself. Its abundance is 18638424432

Bases of 18147174984

• Binary: 10000111001101001111110101001001000₂
• Hexadecimal: 0x439A7EA48
• Base-36: 8C4CXU0

Squares and roots of 18147174984

• 18147174984 squared (18147174984²) is 329319959899915400256
• 18147174984 cubed (18147174984³) is 5976226938027627895242030395904
• The square root of 18147174984 is 134711.4508273147
• The cube root of 18147174984 is 2627.8647477357

Scales and comparisons

• 18,147,174,984 seconds is equal to 577 years, 1 week, 1 day, 17 hours, 56 minutes, 24 seconds.
• To count from 1 to 18,147,174,984 would take you about one thousand, one hundred fifty-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 18147174984 cubic inches would be around 219 feet tall.

Recreational maths with 18147174984

• 18147174984 backwards is 48947174181
• 18147174984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18147174984's digits is 54
• More coming soon!