18748717312

Names of 18748717312

• Cardinal: 18748717312 can be written as Eighteen billion, seven hundred forty-eight million, seven hundred seventeen thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.8748717312 × 10¹⁰

Factors of 18748717312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 654

Divisors of 18748717312

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 73 104 128 146 208 229 256 292 337 416 458 584 674 832 916 949 1168 1348 1664 1832 1898 2336 2696 2977 3328 3664 3796 4381 4672 5392 5954 7328 7592 8762 9344 10784 11908 14656 15184 16717 17524 18688 21568 23816 24601 29312 30368 33434 35048 43136 47632 49202 58624 60736 66868 70096 77173 86272 95264 98404 121472 133736 140192 154346 190528 196808 217321 242944 267472 280384 308692 319813 381056 393616 434642 534944 560768 617384 639626 762112 787232 869284 1003249 1069888 1121536 1234768 1279252 1574464 1738568 2006498 2139776 2469536 2558504 3148928 3477136 4012996 4279552 4939072 5117008 5633629 6297856 6954272 8025992 9878144 10234016 11267258 13908544 16051984 19756288 20468032 22534516 27817088 32103968 40936064 45069032 55634176 64207936 73237177 81872128 90138064 128415872 146474354 180276128 256831744 292948708 360552256 585897416 721104512 1171794832 1442209024 2343589664 4687179328 9374358656 18748717312
• Sum of all divisors σ(n): 41155245040
• Sum of proper divisors (its aliquot sum) s(n): 22406527728
• 18748717312 is an abundant number, because the sum of its proper divisors (22406527728) is greater than itself. Its abundance is 3657810416

Bases of 18748717312

• Binary: 10001011101100000101011100100000000₂
• Hexadecimal: 0x45D82B900
• Base-36: 8M2I2V4

Squares and roots of 18748717312

• 18748717312 squared (18748717312²) is 351514400845288505344
• 18748717312 cubed (18748717312³) is 6590444132545368033777657315328
• The square root of 18748717312 is 136925.9555818399
• The cube root of 18748717312 is 2656.5858411575

Scales and comparisons

• 18,748,717,312 seconds is equal to 596 years, 7 weeks, 6 days, 1 hour, 1 minute, 52 seconds.
• To count from 1 to 18,748,717,312 would take you about one thousand, one hundred ninety-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 18748717312 cubic inches would be around 221.4 feet tall.

Recreational maths with 18748717312

• 18748717312 backwards is 21371784781
• The number of decimal digits it has is: 11
• The sum of 18748717312's digits is 49
• More coming soon!