18372622912

Names of 18372622912

• Cardinal: 18372622912 can be written as Eighteen billion, three hundred seventy-two million, six hundred twenty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8372622912 × 10¹⁰

Factors of 18372622912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 158387

Divisors of 18372622912

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 37 49 56 64 74 98 112 148 196 224 259 296 392 448 518 592 784 1036 1184 1568 1813 2072 2368 3136 3626 4144 7252 8288 14504 16576 29008 58016 116032 158341 316682 633364 1108387 1266728 2216774 2533456 4433548 5066912 5858617 7758709 8867096 10133824 11717234 15517418 17734192 23434468 31034836 35468384 41010319 46868936 62069672 70936768 82020638 93737872 124139344 164041276 187475744 248278688 287072233 328082552 374951488 496557376 574144466 656165104 1148288932 1312330208 2296577864 2624660416 4593155728 9186311456 18372622912
• Sum of all divisors σ(n): 43557034044
• Sum of proper divisors (its aliquot sum) s(n): 25184411132
• 18372622912 is an abundant number, because the sum of its proper divisors (25184411132) is greater than itself. Its abundance is 6811788220

Bases of 18372622912

• Binary: 10001000111000101111111101001000000₂
• Hexadecimal: 0x44717FA40
• Base-36: 8FUL2KG

Squares and roots of 18372622912

• 18372622912 squared (18372622912²) is 337553272666547359744
• 18372622912 cubed (18372622912³) is 6201738991413991357565720854528
• The square root of 18372622912 is 135545.6488124941
• The cube root of 18372622912 is 2638.7022486057

Scales and comparisons

• 18,372,622,912 seconds is equal to 584 years, 10 weeks, 2 hours, 21 minutes, 52 seconds.
• To count from 1 to 18,372,622,912 would take you about one thousand, one hundred sixty-eight 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 18372622912 cubic inches would be around 219.9 feet tall.

Recreational maths with 18372622912

• 18372622912 backwards is 21922627381
• The number of decimal digits it has is: 11
• The sum of 18372622912's digits is 43
• More coming soon!