18879145152

Names of 18879145152

• Cardinal: 18879145152 can be written as Eighteen billion, eight hundred seventy-nine million, one hundred forty-five thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.8879145152 × 10¹⁰

Factors of 18879145152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 25788

Divisors of 18879145152

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 168 192 224 336 448 557 672 1114 1344 1671 2228 3342 3899 4456 6684 7798 8912 11697 13368 15596 17824 23394 25219 26736 31192 35648 46788 50438 53472 62384 75657 93576 100876 106944 124768 151314 176533 187152 201752 249536 302628 353066 374304 403504 529599 605256 706132 748608 807008 1059198 1210512 1412264 1614016 2118396 2421024 2824528 4236792 4842048 5649056 8473584 11298112 14046983 16947168 28093966 33894336 42140949 56187932 84281898 98328881 112375864 168563796 196657762 224751728 294986643 337127592 393315524 449503456 589973286 674255184 786631048 899006912 1179946572 1348510368 1573262096 2359893144 2697020736 3146524192 4719786288 6293048384 9439572576 18879145152
• Sum of all divisors σ(n): 57191696640
• Sum of proper divisors (its aliquot sum) s(n): 38312551488
• 18879145152 is an abundant number, because the sum of its proper divisors (38312551488) is greater than itself. Its abundance is 19433406336

Bases of 18879145152

• Binary: 10001100101010010001110010011000000₂
• Hexadecimal: 0x46548E4C0
• Base-36: 8O85LMO

Squares and roots of 18879145152

• 18879145152 squared (18879145152²) is 356422121670285103104
• 18879145152 cubed (18879145152³) is 6728944970397117146723701751808
• The square root of 18879145152 is 137401.4015649039
• The cube root of 18879145152 is 2662.7319037485

Scales and comparisons

• 18,879,145,152 seconds is equal to 600 years, 15 weeks, 3 days, 14 hours, 59 minutes, 12 seconds.
• To count from 1 to 18,879,145,152 would take you about one thousand, two hundred 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 18879145152 cubic inches would be around 221.9 feet tall.

Recreational maths with 18879145152

• 18879145152 backwards is 25154197881
• The number of decimal digits it has is: 11
• The sum of 18879145152's digits is 51
• More coming soon!