11991989272840

Names of 11991989272840

• Cardinal: 11991989272840 can be written as Eleven trillion, nine hundred ninety-one billion, nine hundred eighty-nine million, two hundred seventy-two thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.199198927284 × 10¹³

Factors of 11991989272840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4460

Divisors of 11991989272840

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 20 31 40 41 62 67 82 124 134 155 164 205 248 268 310 328 335 410 536 620 670 820 1093 1240 1271 1340 1640 2077 2186 2542 2680 2747 3221 4154 4372 5084 5465 5494 6355 6442 8308 8744 10168 10385 10930 10988 12710 12884 13735 16105 16616 20770 21860 21976 25420 25768 27470 32210 33883 41540 43720 44813 50840 54940 64420 67766 73231 83080 85157 89626 99851 109880 128840 132061 135532 146462 169415 170314 179252 199702 215807 224065 264122 271064 292924 338830 340628 358504 366155 399404 425785 431614 448130 499255 528244 585848 660305 677660 681256 732310 798808 851570 863228 896260 998510 1056488 1079035 1320610 1355320 1389203 1464620 1703140 1726456 1792520 1997020 2158070 2270161 2641220 2778406 2929240 3002471 3406280 3520553 3994040 4093891 4316140 4540322 5282440 5556812 6004942 6690017 6946015 7041106 8187782 8632280 8848087 9080644 11113624 11350805 12009884 13380034 13892030 14082212 15012355 16375564 17602765 17696174 18161288 20469455 22701610 24019768 26760068 27784060 28164424 30024710 32751128 33450085 35205530 35392348 40938910 44240435 45403220 53520136 55568120 60049420 66900170 70411060 70784696 81877820 88480870 90806440 93076601 109137143 120098840 133800340 140822120 144342673 163755640 176961740 186153202 218274286 235877051 267600680 274290697 288685346 353923480 372306404 436548572 465383005 471754102 545685715 548581394 577370692 721713365 744612808 873097144 930766010 943508204 1091371430 1097162788 1154741384 1179385255 1371453485 1443426730 1861532020 1887016408 2182742860 2194325576 2358770510 2742906970 2886853460 3723064040 4365485720 4474622863 4717541020 5485813940 5773706920 7312188581 8949245726 9435082040 9670959091 10971627880 14624377162 17898491452 19341918182 22373114315 29248754324 35796982904 36560942905 38683836364 44746228630 48354795455 58497508648 73121885810 77367672728 89492457260 96709590910 146243771620 178984914520 193419181820 292487543240 299799731821 386838363640 599599463642 1199198927284 1498998659105 2398397854568 2997997318210 5995994636420 11991989272840
• Sum of all divisors σ(n): 28993026263040
• Sum of proper divisors (its aliquot sum) s(n): 17001036990200
• 11991989272840 is an abundant number, because the sum of its proper divisors (17001036990200) is greater than itself. Its abundance is 5009047717360

Bases of 11991989272840

• Binary: 10101110100000011010010000101100000100001000₂
• Hexadecimal: 0xAE81A42C108
• Base-36: 4911KSEMG

Squares and roots of 11991989272840

• 11991989272840 squared (11991989272840²) is 143807806719909631961665600
• 11991989272840 cubed (11991989272840³) is 1724541675535804372938486281299242304000
• The square root of 11991989272840 is 3462945.1732362151
• The cube root of 11991989272840 is 22889.1892762115

Scales and comparisons

• 11,991,989,272,840 seconds is equal to 381,308 years, 8 weeks, 4 days, 3 hours, 20 minutes, 40 seconds.
• To count from 1 to 11,991,989,272,840 would take you about nine hundred fifty-three thousand, two hundred seventy 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 11991989272840 cubic inches would be around 1907.4 feet tall.

Recreational maths with 11991989272840

• 11991989272840 backwards is 04827298919911
• The number of decimal digits it has is: 14
• The sum of 11991989272840's digits is 70
• More coming soon!