10012138640

Names of 10012138640

• Cardinal: 10012138640 can be written as Ten billion, twelve million, one hundred thirty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.001213864 × 10¹⁰

Factors of 10012138640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3080

Divisors of 10012138640

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 35 40 49 56 58 70 80 98 112 116 140 145 196 203 232 245 280 290 392 406 464 490 560 580 784 812 841 980 1015 1160 1421 1624 1682 1960 2030 2320 2842 3037 3248 3364 3920 4060 4205 5684 5887 6074 6728 7105 8120 8410 11368 11774 12148 13456 14210 15185 16240 16820 21259 22736 23548 24296 28420 29435 30370 33640 41209 42518 47096 48592 56840 58870 60740 67280 82418 85036 88073 94192 106295 113680 117740 121480 148813 164836 170072 176146 206045 212590 235480 242960 297626 329672 340144 352292 412090 425180 440365 470960 595252 616511 659344 704584 744065 824180 850360 880730 1190504 1233022 1409168 1488130 1648360 1700720 1761460 2381008 2466044 2554117 2976260 3082555 3296720 3522920 4315577 4932088 5108234 5952520 6165110 7045840 8631154 9864176 10216468 11905040 12330220 12770585 17262308 17878819 20432936 21577885 24660440 25541170 34524616 35757638 40865872 43155770 49320880 51082340 69049232 71515276 86311540 89394095 102164680 125151733 143030552 172623080 178788190 204329360 250303466 286061104 345246160 357576380 500606932 625758665 715152760 1001213864 1251517330 1430305520 2002427728 2503034660 5006069320 10012138640
• Sum of all divisors σ(n): 28053930996
• Sum of proper divisors (its aliquot sum) s(n): 18041792356
• 10012138640 is an abundant number, because the sum of its proper divisors (18041792356) is greater than itself. Its abundance is 8029653716

Bases of 10012138640

• Binary: 1001010100110001010001110010010000₂
• Hexadecimal: 0x254C51C90
• Base-36: 4LKYVM8

Squares and roots of 10012138640

• 10012138640 squared (10012138640²) is 100242920146581049600
• 10012138640 cubed (10012138640³) is 1003646014186018590591916544000
• The square root of 10012138640 is 100060.6747928475
• The cube root of 10012138640 is 2155.3060677857

Scales and comparisons

• 10,012,138,640 seconds is equal to 318 years, 18 weeks, 3 days, 5 hours, 37 minutes, 20 seconds.
• To count from 1 to 10,012,138,640 would take you about six hundred thirty-six 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 10012138640 cubic inches would be around 179.6 feet tall.

Recreational maths with 10012138640

• 10012138640 backwards is 04683121001
• The number of decimal digits it has is: 11
• The sum of 10012138640's digits is 26
• More coming soon!