168208182090

Names of 168208182090

• Cardinal: 168208182090 can be written as One hundred sixty-eight billion, two hundred eight million, one hundred eighty-two thousand and ninety.

Scientific notation

• Scientific notation: 1.6820818209 × 10¹¹

Factors of 168208182090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16088

Divisors of 168208182090

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 30 31 39 45 54 62 65 78 90 93 97 117 130 135 155 186 194 195 234 270 279 291 310 351 390 403 465 485 558 582 585 702 806 837 873 930 970 1170 1209 1261 1395 1455 1674 1746 1755 2015 2418 2522 2619 2790 2910 3007 3510 3627 3783 4030 4185 4365 5238 6014 6045 6305 7254 7566 8370 8730 9021 10881 11349 12090 12610 13095 15035 15937 18042 18135 18915 21762 22698 26190 27063 30070 31874 34047 36270 37830 39091 45105 47811 54126 54405 56745 68094 78182 79685 81189 90210 95622 108810 113490 117273 135315 143433 159370 162378 170235 195455 207181 234546 239055 270630 286866 340470 351819 390910 405945 414362 430299 478110 494047 586365 621543 703638 717165 811890 860598 988094 1035905 1055457 1172730 1243086 1434330 1482141 1545889 1759095 1864629 2071810 2110914 2151495 2470235 2964282 3091778 3107715 3518190 3729258 4302990 4446423 4637667 4940470 5277285 5593887 6215430 6422611 7410705 7729445 8892846 9275334 9323145 10554570 11187774 12845222 13339269 13913001 14821410 15458890 18646290 19267833 20096557 22232115 23188335 26678538 27826002 27969435 32113055 38535666 40193114 41739003 44464230 46376670 47922559 55938870 57803499 60289671 64226110 66696345 69565005 83478006 95845118 96339165 100482785 115606998 120579342 133392690 139130010 143767677 173410497 180869013 192678330 200965570 208695015 239612795 287535354 289017495 301448355 346820994 361738026 417390030 431303031 479225590 542607039 578034990 602896710 622993267 718838385 862606062 867052485 904345065 1085214078 1245986534 1293909093 1437676770 1734104970 1808690130 1868979801 2156515155 2587818186 2713035195 3114966335 3737959602 4313030310 5426070390 5606939403 6229932670 6469545465 9344899005 11213878806 12939090930 16820818209 18689798010 28034697015 33641636418 56069394030 84104091045 168208182090
• Sum of all divisors σ(n): 503814205440
• Sum of proper divisors (its aliquot sum) s(n): 335606023350
• 168208182090 is an abundant number, because the sum of its proper divisors (335606023350) is greater than itself. Its abundance is 167397841260

Bases of 168208182090

• Binary: 10011100101001111111010010101101001010₂
• Hexadecimal: 0x2729FD2B4A
• Base-36: 259UT3YI

Squares and roots of 168208182090

• 168208182090 squared (168208182090²) is 28293992522022596768100
• 168208182090 cubed (168208182090³) is 4759281046197475292263210303329000
• The square root of 168208182090 is 410131.9081588263
• The cube root of 168208182090 is 5520.1266127623

Scales and comparisons

• 168,208,182,090 seconds is equal to 5,348 years, 25 weeks, 6 days, 23 hours, 1 minute, 30 seconds.
• To count from 1 to 168,208,182,090 would take you about ten thousand, six hundred ninety-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 168208182090 cubic inches would be around 460 feet tall.

Recreational maths with 168208182090

• 168208182090 backwards is 090281802861
• 168208182090 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168208182090's digits is 45
• More coming soon!