1045640988

Names of 1045640988

• Cardinal: 1045640988 can be written as One billion, forty-five million, six hundred forty thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.045640988 × 10⁹

Factors of 1045640988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 109

Divisors of 1045640988

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 97 98 108 126 147 162 189 194 196 252 291 294 324 343 378 388 441 567 582 588 679 686 756 873 882 1029 1134 1164 1323 1358 1372 1746 1764 2037 2058 2268 2619 2646 2716 3087 3492 3969 4074 4116 4753 5238 5292 6111 6174 7857 7938 8148 9261 9409 9506 10476 12222 12348 14259 15714 15876 18333 18522 18818 19012 24444 27783 28227 28518 31428 33271 36666 37044 37636 42777 54999 55566 56454 57036 65863 66542 73332 84681 85554 99813 109998 111132 112908 128331 131726 133084 169362 171108 197589 199626 219996 254043 256662 263452 299439 338724 384993 395178 399252 461041 508086 513324 592767 598878 762129 769986 790356 898317 922082 1016172 1185534 1197756 1383123 1524258 1539972 1778301 1796634 1844164 2371068 2694951 2766246 3048516 3227287 3556602 3593268 4149369 5334903 5389902 5532492 6454574 7113204 8298738 9681861 10669806 10779804 12448107 12909148 16597476 19363722 21339612 24896214 29045583 37344321 38727444 49792428 58091166 74688642 87136749 116182332 149377284 174273498 261410247 348546996 522820494 1045640988
• Sum of all divisors σ(n): 3220971600
• Sum of proper divisors (its aliquot sum) s(n): 2175330612
• 1045640988 is an abundant number, because the sum of its proper divisors (2175330612) is greater than itself. Its abundance is 1129689624

Bases of 1045640988

• Binary: 111110010100110011011100011100₂
• Hexadecimal: 0x3E53371C
• Base-36: HAJPR0

Squares and roots of 1045640988

• 1045640988 squared (1045640988²) is 1093365075785616144
• 1045640988 cubed (1045640988³) is 1143267338089166541000910272
• The square root of 1045640988 is 32336.3725238315
• The cube root of 1045640988 is 1014.9879031455

Scales and comparisons

• 1,045,640,988 seconds is equal to 33 years, 12 weeks, 6 days, 7 hours, 49 minutes, 48 seconds.
• To count from 1 to 1,045,640,988 would take you about sixty-six 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 1045640988 cubic inches would be around 84.6 feet tall.

Recreational maths with 1045640988

• 1045640988 backwards is 8890465401
• The number of decimal digits it has is: 10
• The sum of 1045640988's digits is 45
• More coming soon!