18277272020

Names of 18277272020

• Cardinal: 18277272020 can be written as Eighteen billion, two hundred seventy-seven million, two hundred seventy-two thousand and twenty.

Scientific notation

• Scientific notation: 1.827727202 × 10¹⁰

Factors of 18277272020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8291

Divisors of 18277272020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 31 35 62 70 124 140 155 217 310 434 547 620 868 1085 1094 2170 2188 2735 3829 4340 5470 7658 7699 10940 15316 15398 16957 19145 30796 33914 38290 38495 53893 67828 76580 76990 84785 107786 118699 153980 169570 215572 237398 238669 269465 339140 474796 477338 538930 593495 954676 1077860 1186990 1193345 1670683 2373980 2386690 3341366 4211353 4773380 6682732 8353415 8422706 16706830 16845412 21056765 29479471 33413660 42113530 58958942 84227060 117917884 130551943 147397355 261103886 294794710 522207772 589589420 652759715 913863601 1305519430 1827727202 2611038860 3655454404 4569318005 9138636010 18277272020
• Sum of all divisors σ(n): 45369139200
• Sum of proper divisors (its aliquot sum) s(n): 27091867180
• 18277272020 is an abundant number, because the sum of its proper divisors (27091867180) is greater than itself. Its abundance is 8814595160

Bases of 18277272020

• Binary: 10001000001011010010000100111010100₂
• Hexadecimal: 0x4416909D4
• Base-36: 8E9TDCK

Squares and roots of 18277272020

• 18277272020 squared (18277272020²) is 334058672493074880400
• 18277272020 cubed (18277272020³) is 6105681227796021155299766408000
• The square root of 18277272020 is 135193.4614543173
• The cube root of 18277272020 is 2634.1295186189

Scales and comparisons

• 18,277,272,020 seconds is equal to 581 years, 8 weeks, 2 days, 12 hours, 20 seconds.
• To count from 1 to 18,277,272,020 would take you about one thousand, one hundred sixty-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 18277272020 cubic inches would be around 219.5 feet tall.

Recreational maths with 18277272020

• 18277272020 backwards is 02027277281
• The number of decimal digits it has is: 11
• The sum of 18277272020's digits is 38
• More coming soon!