138830453388

Names of 138830453388

• Cardinal: 138830453388 can be written as One hundred thirty-eight billion, eight hundred thirty million, four hundred fifty-three thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38830453388 × 10¹¹

Factors of 138830453388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 644

Divisors of 138830453388

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 59 66 99 108 118 132 177 198 236 297 354 396 531 569 594 649 708 1062 1138 1188 1298 1593 1707 1947 2124 2276 2596 3186 3414 3481 3894 5121 5841 6259 6372 6828 6962 7788 10242 10443 11682 12518 13924 15363 17523 18777 20484 20886 23364 25036 30726 31329 33571 35046 37554 38291 41772 56331 61452 62658 67142 70092 75108 76582 93987 100713 112662 114873 125316 134284 153164 168993 187974 201426 205379 225324 229746 302139 337986 344619 369281 375948 402852 410758 459492 604278 616137 675972 689238 738562 821516 906417 1033857 1107843 1208556 1232274 1378476 1477124 1812834 1848411 1980689 2067714 2215686 2259169 2464548 3323529 3625668 3696822 3961378 4135428 4431372 4518338 5545233 5942067 6647058 6777507 7393644 7922756 9036676 9970587 11090466 11884134 13294116 13555014 17826201 19941174 20332521 21787579 22180932 23768268 27110028 35652402 39882348 40665042 43575158 53478603 60997563 65362737 71304804 81330084 87150316 106957206 116860651 121995126 130725474 196088211 213914412 233721302 243990252 261450948 350581953 392176422 467442604 588264633 701163906 784352844 1051745859 1176529266 1285467161 1402327812 2103491718 2353058532 2570934322 3155237577 3856401483 4206983436 5141868644 6310475154 7712802966 11569204449 12620950308 15425605932 23138408898 34707613347 46276817796 69415226694 138830453388
• Sum of all divisors σ(n): 400123584000
• Sum of proper divisors (its aliquot sum) s(n): 261293130612
• 138830453388 is an abundant number, because the sum of its proper divisors (261293130612) is greater than itself. Its abundance is 122462677224

Bases of 138830453388

• Binary: 10000001010010111100001001101010001100₂
• Hexadecimal: 0x2052F09A8C
• Base-36: 1RS02FF0

Squares and roots of 138830453388

• 138830453388 squared (138830453388²) is 19273894787917640678544
• 138830453388 cubed (138830453388³) is 2675803551959216159805535483707072
• The square root of 138830453388 is 372599.5885504975
• The cube root of 138830453388 is 5177.9944506223

Scales and comparisons

• 138,830,453,388 seconds is equal to 4,414 years, 19 weeks, 4 days, 22 hours, 49 minutes, 48 seconds.
• To count from 1 to 138,830,453,388 would take you about eight thousand, eight hundred twenty-eight 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 138830453388 cubic inches would be around 431.5 feet tall.

Recreational maths with 138830453388

• 138830453388 backwards is 883354038831
• 138830453388 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138830453388's digits is 54
• More coming soon!