1228381251742720

Names of 1228381251742720

• Cardinal: 1228381251742720 can be written as One quadrillion, two hundred twenty-eight trillion, three hundred eighty-one billion, two hundred fifty-one million, seven hundred forty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.22838125174272 × 10¹⁵

Factors of 1228381251742720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 506840

Divisors of 1228381251742720

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 62 64 80 124 128 155 160 248 256 310 320 496 512 620 640 992 1024 1240 1280 1984 2480 2560 3968 4960 5120 7936 9920 15761 15872 19840 31522 31744 39680 63044 78805 79360 126088 157610 158720 252176 315220 488591 491041 504352 630440 977182 982082 1008704 1260880 1954364 1964164 2017408 2442955 2455205 2521760 3908728 3928328 4034816 4885910 4910410 5043520 7817456 7856656 8069632 9771820 9820820 10087040 15222271 15634912 15713312 16139264 19543640 19641640 20174080 30444542 31269824 31426624 39087280 39283280 40348160 60889084 62539648 62853248 76111355 78174560 78566560 80696320 121778168 125079296 125706496 152222710 156349120 157133120 243556336 250158592 251412992 304445420 312698240 314266240 487112672 500317184 502825984 608890840 625396480 628532480 974225344 1217781680 1250792960 1257064960 1948450688 2435563360 2501585920 2514129920 3896901376 4871126720 7739297201 7793802752 9742253440 15478594402 15587605504 19484506880 30957188804 38696486005 38969013760 61914377608 77392972010 77938027520 123828755216 154785944020 239918213231 247657510432 309571888040 479836426462 495315020864 619143776080 959672852924 990630041728 1199591066155 1238287552160 1919345705848 1981260083456 2399182132310 2476575104320 3838691411696 3962520166912 4798364264620 4953150208640 7677382823392 7925040333824 9596728529240 9906300417280 15354765646784 19193457058480 19812600834560 30709531293568 38386914116960 39625201669120 61419062587136 76773828233920 122838125174272 153547656467840 245676250348544 307095312935680 614190625871360 1228381251742720
• Sum of all divisors σ(n): 3041928728868096
• Sum of proper divisors (its aliquot sum) s(n): 1813547477125376
• 1228381251742720 is an abundant number, because the sum of its proper divisors (1813547477125376) is greater than itself. Its abundance is 585166225382656

Bases of 1228381251742720

• Binary: 100010111010011010011001100001010001010110000000000₂
• Hexadecimal: 0x45D34CC28AC00
• Base-36: C3FAK1F8XS

Squares and roots of 1228381251742720

• 1228381251742720 squared (1228381251742720²) is 1508920499633011647037072998400
• 1228381251742720 cubed (1228381251742720³) is 1853529652119449321372400583640287855771648000
• The square root of 1228381251742720 is 35048270.3102837871
• The cube root of 1228381251742720 is 107097.1037956993

Scales and comparisons

• 1,228,381,251,742,720 seconds is equal to 39,058,724 years, 8 weeks, 6 days, 20 hours, 58 minutes, 40 seconds.
• To count from 1 to 1,228,381,251,742,720 would take you about one hundred seventeen million, one hundred seventy-six thousand, one hundred seventy-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 1228381251742720 cubic inches would be around 8924.8 feet tall.

Recreational maths with 1228381251742720

• 1228381251742720 backwards is 0272471521838221
• The number of decimal digits it has is: 16
• The sum of 1228381251742720's digits is 55
• More coming soon!