138105124864

Names of 138105124864

• Cardinal: 138105124864 can be written as One hundred thirty-eight billion, one hundred five million, one hundred twenty-four thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.38105124864 × 10¹¹

Factors of 138105124864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 145

Divisors of 138105124864

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 47 49 56 64 89 94 98 112 128 178 188 196 224 256 329 343 356 376 392 448 512 623 658 686 712 752 784 896 1024 1246 1316 1372 1424 1504 1568 1792 2048 2209 2303 2492 2632 2744 2848 3008 3136 3584 4183 4361 4418 4606 4984 5264 5488 5696 6016 6272 7168 8366 8722 8836 9212 9968 10528 10976 11392 12032 12544 14336 15463 16121 16732 17444 17672 18424 19936 21056 21952 22784 24064 25088 29281 30527 30926 32242 33464 34888 35344 36848 39872 42112 43904 45568 48128 50176 58562 61054 61852 64484 66928 69776 70688 73696 79744 84224 87808 91136 96256 100352 108241 117124 122108 123704 128968 133856 139552 141376 147392 159488 168448 175616 182272 196601 204967 216482 234248 244216 247408 257936 267712 279104 282752 294784 318976 336896 351232 393202 409934 432964 468496 488432 494816 515872 535424 558208 565504 589568 637952 673792 702464 757687 786404 819868 865928 936992 976864 989632 1031744 1070848 1116416 1131008 1179136 1275904 1376207 1434769 1515374 1572808 1639736 1731856 1873984 1953728 1979264 2063488 2141696 2232832 2262016 2358272 2752414 2869538 3030748 3145616 3279472 3463712 3747968 3907456 3958528 4126976 4283392 4465664 4524032 4716544 5504828 5739076 6061496 6291232 6558944 6927424 7495936 7814912 7917056 8253952 8566784 8931328 9633449 11009656 11478152 12122992 12582464 13117888 13854848 14991872 15629824 15834112 16507904 19266898 22019312 22956304 24245984 25164928 26235776 27709696 29983744 31259648 31668224 33015808 38533796 44038624 45912608 48491968 50329856 52471552 55419392 59967488 62519296 67434143 77067592 88077248 91825216 96983936 100659712 104943104 110838784 134868286 154135184 176154496 183650432 193967872 201319424 209886208 221677568 269736572 308270368 352308992 367300864 387935744 402638848 419772416 539473144 616540736 704617984 734601728 775871488 1078946288 1233081472 1409235968 1469203456 1551742976 2157892576 2466162944 2818471936 2938406912 4315785152 4932325888 8631570304 9864651776 17263140608 19729303552 34526281216 69052562432 138105124864
• Sum of all divisors σ(n): 332726940000
• Sum of proper divisors (its aliquot sum) s(n): 194621815136
• 138105124864 is an abundant number, because the sum of its proper divisors (194621815136) is greater than itself. Its abundance is 56516690272

Bases of 138105124864

• Binary: 10000000100111101101001111100000000000₂
• Hexadecimal: 0x2027B4F800
• Base-36: 1RG084CG

Squares and roots of 138105124864

• 138105124864 squared (138105124864²) is 19073025513701031018496
• 138105124864 cubed (138105124864³) is 2634082570103938631574927173484544
• The square root of 138105124864 is 371624.9787944831
• The cube root of 138105124864 is 5168.9611135689

Scales and comparisons

• 138,105,124,864 seconds is equal to 4,391 years, 16 weeks, 2 days, 22 hours, 41 minutes, 4 seconds.
• To count from 1 to 138,105,124,864 would take you about eight thousand, seven hundred eighty-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 138105124864 cubic inches would be around 430.7 feet tall.

Recreational maths with 138105124864

• 138105124864 backwards is 468421501831
• The number of decimal digits it has is: 12
• The sum of 138105124864's digits is 43
• More coming soon!