138056992180

Names of 138056992180

• Cardinal: 138056992180 can be written as One hundred thirty-eight billion, fifty-six million, nine hundred ninety-two thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.3805699218 × 10¹¹

Factors of 138056992180

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 840

Divisors of 138056992180

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 17 20 34 59 61 68 85 118 122 170 236 244 257 295 305 340 439 514 590 610 878 1003 1028 1037 1180 1220 1285 1756 2006 2074 2195 2570 3599 4012 4148 4369 4390 5015 5140 5185 7198 7463 8738 8780 10030 10370 14396 14926 15163 15677 17476 17995 20060 20740 21845 25901 26779 29852 30326 31354 35990 37315 43690 51802 53558 60652 61183 62708 71980 74630 75815 78385 87380 103604 107116 112823 122366 129505 133895 149260 151630 156770 225646 244732 257771 259010 266509 267790 303260 305915 313540 440317 451292 455243 515542 518020 533018 535580 564115 611830 880634 910486 924943 1031084 1066036 1128230 1223660 1288855 1332545 1579961 1761268 1820972 1849886 1917991 2201585 2256460 2276215 2577710 2665090 3159922 3699772 3835982 4403170 4552430 4624715 5155420 5330180 6319844 6656557 6882203 7671964 7899805 8806340 9104860 9249430 9589955 13313114 13764406 15724031 15799610 18498860 19179910 26626228 26859337 27528812 31448062 31599220 33282785 34411015 38359820 53718674 62896124 66565570 68822030 78620155 107437348 113161469 116997451 133131140 134296685 137644060 157240310 226322938 233994902 268593370 314480620 406049977 452645876 467989804 537186740 565807345 584987255 812099954 1131614690 1169974510 1624199908 2030249885 2263229380 2339949020 4060499770 6902849609 8120999540 13805699218 27611398436 34514248045 69028496090 138056992180
• Sum of all divisors σ(n): 319254566400
• Sum of proper divisors (its aliquot sum) s(n): 181197574220
• 138056992180 is an abundant number, because the sum of its proper divisors (181197574220) is greater than itself. Its abundance is 43140582040

Bases of 138056992180

• Binary: 10000000100100110101101000010110110100₂
• Hexadecimal: 0x2024D685B4
• Base-36: 1RF7KGXG

Squares and roots of 138056992180

• 138056992180 squared (138056992180²) is 19059733089788581152400
• 138056992180 cubed (138056992180³) is 2631329422129829386010182188232000
• The square root of 138056992180 is 371560.2133975057
• The cube root of 138056992180 is 5168.3605447837

Scales and comparisons

• 138,056,992,180 seconds is equal to 4,389 years, 40 weeks, 5 days, 20 hours, 29 minutes, 40 seconds.
• To count from 1 to 138,056,992,180 would take you about eight thousand, seven hundred seventy-nine 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 138056992180 cubic inches would be around 430.7 feet tall.

Recreational maths with 138056992180

• 138056992180 backwards is 081299650831
• The number of decimal digits it has is: 12
• The sum of 138056992180's digits is 52
• More coming soon!