18221518048138000

Names of 18221518048138000

• Cardinal: 18221518048138000 can be written as Eighteen quadrillion, two hundred twenty-one trillion, five hundred eighteen billion, forty-eight million, one hundred thirty-eight thousand.

Scientific notation

• Scientific notation: 1.8221518048138 × 10¹⁶

Factors of 18221518048138000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 424106

Divisors of 18221518048138000

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 4423 4967 8846 9934 17692 19868 22115 24835 35384 39736 44230 49670 70768 79472 88460 99340 110575 124175 176920 198680 221150 248350 353840 397360 414709 442300 496700 552875 620875 829418 884600 993400 1105750 1241750 1658836 1769200 1986800 2073545 2211500 2483500 3317672 4147090 4423000 4967000 6635344 8294180 8846000 9934000 10367725 16588360 20735450 21969041 33176720 41470900 43938082 51838625 82941800 87876164 103677250 109845205 165883600 175752328 207354500 219690410 351504656 414709000 439380820 549226025 829418000 878761640 1098452050 1757523280 1834257907 2059859603 2196904100 2746130125 3668515814 4119719206 4393808200 5492260250 7337031628 8239438412 8787616400 9171289535 10299298015 10984520500 14674063256 16478876824 18342579070 20598596030 21969041000 29348126512 32957753648 36685158140 41197192060 43938082000 45856447675 51496490075 73370316280 82394384120 91712895350 102992980150 146740632560 164788768240 183425790700 205985960300 229282238375 257482450375 366851581400 411971920600 458564476750 514964900750 733703162800 823943841200 917128953500 1029929801500 1834257907000 2059859603000 3668515814000 4119719206000 9110759024069 18221518048138 36443036096276 45553795120345 72886072192552 91107590240690 145772144385104 182215180481380 227768975601725 364430360962760 455537951203450 728860721925520 911075902406900 1138844878008625 1822151804813800 2277689756017250 3644303609627600 4555379512034500 9110759024069000 18221518048138000
• Sum of all divisors σ(n): 44078570885905920
• Sum of proper divisors (its aliquot sum) s(n): 25857052837767920
• 18221518048138000 is an abundant number, because the sum of its proper divisors (25857052837767920) is greater than itself. Its abundance is 7635534789629920

Bases of 18221518048138000

• Binary: 1000000101111000101111111000110100001110001001100010000₂
• Hexadecimal: 0x40BC5FC6871310
• Base-36: 4ZEZLTW7GGG

Squares and roots of 18221518048138000

• 18221518048138000 squared (18221518048138000²) is 332023719978618869285267044000000
• 18221518048138000 cubed (18221518048138000³) is 6049976206000321174151895706706976964072000000000
• The square root of 18221518048138000 is 134987103.2659713015
• The cube root of 18221518048138000 is 263144.8360482649

Scales and comparisons

• 18,221,518,048,138,000 seconds is equal to 579,387,911 years, 3 weeks, 6 days, 5 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,221,518,048,138,000 would take you about one billion, seven hundred thirty-eight million, one hundred sixty-three thousand, seven hundred thirty-three 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 18221518048138000 cubic inches would be around 21928.7 feet tall.

Recreational maths with 18221518048138000

• 18221518048138000 backwards is 00083184081512281
• The number of decimal digits it has is: 17
• The sum of 18221518048138000's digits is 52
• More coming soon!