18375645000

Names of 18375645000

• Cardinal: 18375645000 can be written as Eighteen billion, three hundred seventy-five million, six hundred forty-five thousand.

Scientific notation

• Scientific notation: 1.8375645 × 10¹⁰

Factors of 18375645000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 117

Divisors of 18375645000

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 107 120 125 150 200 214 250 300 321 375 428 500 535 600 625 642 750 856 1000 1070 1250 1284 1500 1605 1875 2140 2500 2568 2675 3000 3210 3750 4280 5000 5350 6420 7500 8025 10700 11449 12840 13375 15000 16050 21400 22898 26750 32100 34347 40125 45796 53500 57245 64200 66875 68694 80250 91592 107000 114490 133750 137388 160500 171735 200625 228980 267500 274776 286225 321000 343470 401250 457960 535000 572450 686940 802500 858675 1144900 1225043 1373880 1431125 1605000 1717350 2289800 2450086 2862250 3434700 3675129 4293375 4900172 5724500 6125215 6869400 7155625 7350258 8586750 9800344 11449000 12250430 14311250 14700516 17173500 18375645 21466875 24500860 28622500 29401032 30626075 34347000 36751290 42933750 49001720 57245000 61252150 73502580 85867500 91878225 122504300 147005160 153130375 171735000 183756450 245008600 306260750 367512900 459391125 612521500 735025800 765651875 918782250 1225043000 1531303750 1837564500 2296955625 3062607500 3675129000 4593911250 6125215000 9187822500 18375645000
• Sum of all divisors σ(n): 57947076000
• Sum of proper divisors (its aliquot sum) s(n): 39571431000
• 18375645000 is an abundant number, because the sum of its proper divisors (39571431000) is greater than itself. Its abundance is 21195786000

Bases of 18375645000

• Binary: 10001000111010001100001011101001000₂
• Hexadecimal: 0x447461748
• Base-36: 8FWDUFC

Squares and roots of 18375645000

• 18375645000 squared (18375645000²) is 337664329166025000000
• 18375645000 cubed (18375645000³) is 6204799841918021461125000000000
• The square root of 18375645000 is 135556.7962147233
• The cube root of 18375645000 is 2638.8469195337

Scales and comparisons

• 18,375,645,000 seconds is equal to 584 years, 15 weeks, 1 hour, 50 minutes.
• To count from 1 to 18,375,645,000 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 18375645000 cubic inches would be around 219.9 feet tall.

Recreational maths with 18375645000

• 18375645000 backwards is 00054657381
• The number of decimal digits it has is: 11
• The sum of 18375645000's digits is 39
• More coming soon!