1687214068920

Names of 1687214068920

• Cardinal: 1687214068920 can be written as One trillion, six hundred eighty-seven billion, two hundred fourteen million, sixty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.68721406892 × 10¹²

Factors of 1687214068920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 131247

Divisors of 1687214068920

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 29 30 36 40 45 54 58 60 72 81 87 90 108 116 120 135 137 145 162 174 180 216 232 261 270 274 290 324 348 360 405 411 435 522 540 548 580 648 685 696 783 810 822 870 1044 1080 1096 1160 1233 1305 1370 1566 1620 1644 1740 2055 2088 2349 2466 2610 2740 3132 3240 3288 3480 3699 3915 3973 4110 4698 4932 5220 5480 6165 6264 7398 7830 7946 8220 9396 9864 10440 11097 11745 11919 12330 14796 15660 15892 16440 18495 18792 19865 22194 23490 23838 24660 29592 31320 31784 35757 36990 39730 44388 46980 47676 49320 55485 59595 71514 73980 79460 88776 93960 95352 107271 110970 119190 131071 143028 147960 158920 178785 214542 221940 238380 262142 286056 321813 357570 393213 429084 443880 476760 524284 536355 643626 655355 715140 786426 858168 1048568 1072710 1179639 1287252 1310710 1430280 1572852 1609065 1966065 2145420 2359278 2574504 2621420 3145704 3218130 3538917 3801059 3932130 4290840 4718556 5242840 5898195 6436260 7077834 7602118 7864260 9437112 10616751 11403177 11796390 12872520 14155668 15204236 15728520 17694585 17956727 19005295 21233502 22806354 23592780 28311336 30408472 34209531 35389170 35913454 38010590 42467004 45612708 47185560 53083755 53870181 57015885 68419062 70778340 71826908 76021180 84934008 89783635 91225416 102628593 106167510 107740362 114031770 136838124 141556680 143653816 152042360 161610543 171047655 179567270 205257186 212335020 215480724 228063540 269350905 273676248 307885779 323221086 342095310 359134540 410514372 424670040 430961448 456127080 484831629 513142965 520745083 538701810 615771558 646442172 684190620 718269080 808052715 821028744 969663258 1026285930 1041490166 1077403620 1231543116 1292884344 1368381240 1454494887 1539428895 1562235249 1616105430 1939326516 2052571860 2082980332 2154807240 2424158145 2463086232 2603725415 2908989774 3078857790 3124470498 3232210860 3878653032 4105143720 4165960664 4686705747 4848316290 5207450830 5817979548 6157715580 6248940996 6464421720 7272474435 7811176245 9373411494 9696632580 10414901660 11635959096 12315431160 12497881992 14060117241 14544948870 15622352490 18746822988 19393265160 20829803320 23433528735 28120234482 29089897740 31244704980 37493645976 42180351723 46867057470 56240468964 58179795480 62489409960 70300586205 84360703446 93734114940 112480937928 140601172410 168721406892 187468229880 210901758615 281202344820 337442813784 421803517230 562404689640 843607034460 1687214068920
• Sum of all divisors σ(n): 5909328691200
• Sum of proper divisors (its aliquot sum) s(n): 4222114622280
• 1687214068920 is an abundant number, because the sum of its proper divisors (4222114622280) is greater than itself. Its abundance is 2534900553360

Bases of 1687214068920

• Binary: 11000100011010101110010111001010010111000₂
• Hexadecimal: 0x188D5CB94B8
• Base-36: LJ3FOZI0

Squares and roots of 1687214068920

• 1687214068920 squared (1687214068920²) is 2846691314361582509966400
• 1687214068920 cubed (1687214068920³) is 4802977635463228458770716196484288000
• The square root of 1687214068920 is 1298928.0460903137
• The cube root of 1687214068920 is 11904.8354261537

Scales and comparisons

• 1,687,214,068,920 seconds is equal to 53,648 years, 9 weeks, 5 days, 14 hours, 42 minutes.
• To count from 1 to 1,687,214,068,920 would take you about one hundred thirty-four thousand, one hundred twenty 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 1687214068920 cubic inches would be around 992.1 feet tall.

Recreational maths with 1687214068920

• 1687214068920 backwards is 0298604127861
• 1687214068920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1687214068920's digits is 54
• More coming soon!