138254645529

Names of 138254645529

• Cardinal: 138254645529 can be written as One hundred thirty-eight billion, two hundred fifty-four million, six hundred forty-five thousand, five hundred twenty-nine.

Scientific notation

• Scientific notation: 1.38254645529 × 10¹¹

Factors of 138254645529

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1987

Divisors of 138254645529

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 9 11 13 19 21 27 33 39 57 63 77 91 99 117 133 143 151 171 189 209 231 247 273 297 351 399 429 453 513 627 693 741 819 1001 1057 1197 1287 1359 1463 1661 1729 1783 1881 1963 2079 2223 2457 2717 2869 3003 3171 3591 3861 4077 4389 4983 5187 5349 5643 5889 6669 8151 8607 9009 9513 11627 12481 13167 13741 14949 15561 16047 17667 19019 19613 20083 21593 23179 24453 25821 27027 28539 31559 33877 34881 37297 37443 39501 41223 44847 46683 48141 53001 57057 58839 60249 64779 69537 73359 77463 94677 101631 104643 111891 112329 123669 137291 151151 162253 171171 176517 180747 194337 208611 220913 237139 254969 261079 269233 284031 304893 313929 335673 336987 371007 372647 410267 411873 440401 453453 486759 513513 529551 542241 583011 625833 662739 711417 764907 783237 807699 852093 914679 1007019 1117941 1230801 1235619 1321203 1360359 1460277 1784783 1884631 1988217 2134251 2294721 2349711 2423097 2608529 2871869 2961563 3082807 3353823 3500029 3692403 3706857 3963609 4081077 4380831 4844411 5115427 5354349 5653893 5964651 6402753 6884163 7049133 7269291 7825587 8615607 8884689 9248421 10061469 10500087 11077209 11890827 14533233 15346281 16063047 16961679 20730941 23476761 24500203 25846821 26654067 27745263 31500261 33910877 35807989 38500319 43599699 46038843 48189141 50885037 56269697 62192823 66500551 70430283 73500609 77540463 79962201 83235789 94500783 101732631 107423967 115500957 130799097 138116529 168809091 186578469 199501653 220501827 269502233 305197893 322271901 346502871 393887879 465503857 506427273 559735407 598504959 661505481 731506061 808506699 915593679 966815703 1039508613 1181663637 1396511571 1519281819 1795514877 2194518183 2425520097 3544990911 4189534713 5120542427 6583554549 7276560291 10634972733 12568604139 15361627281 19750663647 46084881843 138254645529
• Sum of all divisors σ(n): 291559833600
• Sum of proper divisors (its aliquot sum) s(n): 153305188071
• 138254645529 is an abundant number, because the sum of its proper divisors (153305188071) is greater than itself. Its abundance is 15050542542

Bases of 138254645529

• Binary: 10000000110000100111100111100100011001₂
• Hexadecimal: 0x20309E7919
• Base-36: 1RIH8V89

Squares and roots of 138254645529

• 138254645529 squared (138254645529²) is 19114347010349439689841
• 138254645529 cubed (138254645529³) is 2642647270434162678742731157370889
• The square root of 138254645529 is 371826.0958149659
• The cube root of 138254645529 is 5170.8258470577

Scales and comparisons

• 138,254,645,529 seconds is equal to 4,396 years, 3 weeks, 4 days, 12 hours, 12 minutes, 9 seconds.
• To count from 1 to 138,254,645,529 would take you about eight thousand, seven hundred ninety-two 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 138254645529 cubic inches would be around 430.9 feet tall.

Recreational maths with 138254645529

• 138254645529 backwards is 925546452831
• The number of decimal digits it has is: 12
• The sum of 138254645529's digits is 54
• More coming soon!