9938794399425

Names of 9938794399425

• Cardinal: 9938794399425 can be written as Nine trillion, nine hundred thirty-eight billion, seven hundred ninety-four million, three hundred ninety-nine thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 9.938794399425 × 10¹²

Factors of 9938794399425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 70

Divisors of 9938794399425

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 5 9 15 19 25 27 43 45 57 75 81 95 129 135 171 215 225 243 285 361 387 405 475 513 645 675 729 817 855 1075 1083 1161 1215 1425 1539 1805 1849 1935 2025 2451 2565 3225 3249 3483 3645 4085 4275 4617 5415 5547 5805 6075 6859 7353 7695 9025 9245 9675 9747 10449 12255 12825 13851 15523 16245 16641 17415 18225 20425 20577 22059 23085 27075 27735 29025 29241 31347 34295 35131 36765 38475 46225 46569 48735 49923 52245 61275 61731 66177 69255 77615 79507 81225 83205 87075 87723 102885 105393 110295 115425 138675 139707 146205 149769 156735 171475 175655 183825 185193 198531 232845 238521 243675 249615 261225 263169 294937 308655 316179 330885 346275 388075 397535 416025 419121 438615 449307 514425 526965 551475 555579 595593 667489 698535 715563 731025 748845 783675 878275 884811 925965 948537 992655 1164225 1192605 1248075 1257363 1315845 1347921 1474685 1510633 1543275 1580895 1654425 1666737 1987675 2002467 2095605 2146689 2193075 2246535 2634825 2654433 2777895 2845611 2977965 3337445 3492675 3577815 3744225 3772089 4424055 4531899 4629825 4742685 4963275 5000211 5963025 6007401 6286815 6440067 6579225 6739605 7373425 7553165 7904475 7963299 8333685 8536833 10012335 10478025 10733445 11232675 11316267 12682291 13272165 13595697 13889475 14228055 14889825 16687225 17889075 18022203 18860445 19320201 22120275 22659495 23713425 23889897 25001055 25610499 28702027 30037005 31434075 32200335 33698025 37765825 38046873 39816495 40787091 41668425 42684165 50061675 53667225 54066609 56581335 57960603 63411455 66360825 67978485 71140275 71669691 86106081 90111015 94302225 96601005 113297475 114140619 119449485 122361273 125005275 128052495 143510135 150185025 161001675 162199827 190234365 199082475 203935455 213420825 215009073 258318243 270333045 282906675 289803015 317057275 339892425 342421857 358348455 367083819 430530405 450555075 483005025 486599481 545338513 570703095 597247425 611806365 640262475 717550675 774954729 810999135 951171825 1019677275 1027265571 1075045365 1101251457 1291591215 1351665225 1449015075 1636015539 1712109285 1791742275 1835419095 2152652025 2324864187 2432997405 2726692565 2853515475 3059031825 3081796713 3874773645 4054995675 4908046617 5136327855 5375226825 5506257285 6457956075 6974592561 8180077695 8560546425 9177095475 9245390139 11624320935 12164987025 13633462825 14724139851 15408983565 19373868225 20923777683 24540233085 25681639275 27531286425 34872962805 40900388475 44172419553 46226950695 58121604675 73620699255 77044917825 104618888415 122701165425 132517258659 174364814025 220862097765 231134753475 368103496275 397551775977 523094442075 662586293295 1104310488825 1987758879885 3312931466475 9938794399425
• Sum of all divisors σ(n): 19968471688000
• Sum of proper divisors (its aliquot sum) s(n): 10029677288575
• 9938794399425 is an abundant number, because the sum of its proper divisors (10029677288575) is greater than itself. Its abundance is 90882889150

Bases of 9938794399425

• Binary: 10010000101000001110010011110100011011000001₂
• Hexadecimal: 0x90A0E4F46C1
• Base-36: 3ITTHKN29

Squares and roots of 9938794399425

• 9938794399425 squared (9938794399425²) is 98779634114041746440330625
• 9938794399425 cubed (9938794399425³) is 981750474309888781271803945695309890625
• The square root of 9938794399425 is 3152585.3516479139
• The cube root of 9938794399425 is 21500.3024290791

Scales and comparisons

• 9,938,794,399,425 seconds is equal to 316,022 years, 47 weeks, 5 days, 14 hours, 3 minutes, 45 seconds.
• To count from 1 to 9,938,794,399,425 would take you about seven hundred ninety thousand and fifty-seven 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 9938794399425 cubic inches would be around 1791.7 feet tall.

Recreational maths with 9938794399425

• 9938794399425 backwards is 5249934978399
• 9938794399425 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 9938794399425's digits is 81
• More coming soon!