1638948319120

Names of 1638948319120

• Cardinal: 1638948319120 can be written as One trillion, six hundred thirty-eight billion, nine hundred forty-eight million, three hundred nineteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.63894831912 × 10¹²

Factors of 1638948319120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3840

Divisors of 1638948319120

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 35 40 49 56 58 70 80 98 112 116 140 145 196 203 232 245 280 290 392 406 464 490 560 580 784 812 980 1015 1160 1421 1624 1960 2030 2320 2842 3248 3797 3920 4060 5684 7105 7594 8120 11368 14210 15188 16240 18985 22736 26579 28420 30376 37970 53158 56840 60752 75940 106316 110113 113680 132895 151880 186053 212632 220226 265790 303760 372106 425264 440452 531580 550565 744212 770791 880904 930265 1063160 1101130 1488424 1541582 1761808 1860530 2126320 2202260 2976848 3083164 3721060 3853955 4404520 5395537 6166328 7442120 7707910 8809040 10791074 12332656 14417209 14884240 15415820 21582148 26977685 28834418 30831640 43164296 53955370 57668836 61663280 72086045 86328592 100920463 107910740 115337672 144172090 201840926 215821480 230675344 288344180 403681852 418099061 431642960 504602315 576688360 706443241 807363704 836198122 1009204630 1153376720 1412886482 1614727408 1672396244 2018409260 2090495305 2825772964 2926693427 3344792488 3532216205 4036818520 4180990610 5651545928 5853386854 6689584976 7064432410 8073637040 8361981220 11303091856 11706773708 14128864820 14633467135 16723962440 20486853989 23413547416 28257729640 29266934270 33447924880 40973707978 46827094832 56515459280 58533868540 81947415956 102434269945 117067737080 163894831912 204868539890 234135474160 327789663824 409737079780 819474159560 1638948319120
• Sum of all divisors σ(n): 4586745486420
• Sum of proper divisors (its aliquot sum) s(n): 2947797167300
• 1638948319120 is an abundant number, because the sum of its proper divisors (2947797167300) is greater than itself. Its abundance is 1308848848180

Bases of 1638948319120

• Binary: 10111110110011000111011101010111110010000₂
• Hexadecimal: 0x17D98EEAF90
• Base-36: KWX7IGLS

Squares and roots of 1638948319120

• 1638948319120 squared (1638948319120²) is 2686151592746273357574400
• 1638948319120 cubed (1638948319120³) is 4402463637833015504040601600342528000
• The square root of 1638948319120 is 1280214.1692388817
• The cube root of 1638948319120 is 11790.2157693509

Scales and comparisons

• 1,638,948,319,120 seconds is equal to 52,113 years, 25 weeks, 2 days, 5 hours, 58 minutes, 40 seconds.
• To count from 1 to 1,638,948,319,120 would take you about one hundred thirty thousand, two hundred eighty-three 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 1638948319120 cubic inches would be around 982.5 feet tall.

Recreational maths with 1638948319120

• 1638948319120 backwards is 0219138498361
• The number of decimal digits it has is: 13
• The sum of 1638948319120's digits is 55
• More coming soon!