1991431310080

Names of 1991431310080

• Cardinal: 1991431310080 can be written as One trillion, nine hundred ninety-one billion, four hundred thirty-one million, three hundred ten thousand and eighty.

Scientific notation

• Scientific notation: 1.99143131008 × 10¹²

Factors of 1991431310080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1258

Divisors of 1991431310080

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 31 32 34 37 40 62 64 68 73 74 80 85 124 128 136 146 148 155 160 170 185 248 256 272 292 296 310 320 340 365 370 496 527 544 584 592 620 629 640 680 730 740 992 1054 1088 1093 1147 1168 1184 1240 1241 1258 1280 1360 1460 1480 1984 2108 2176 2186 2263 2294 2336 2368 2480 2482 2516 2635 2701 2720 2920 2960 3145 3968 4216 4352 4372 4526 4588 4672 4736 4960 4964 5032 5270 5402 5440 5465 5735 5840 5920 6205 6290 7936 8432 8744 9052 9176 9344 9472 9920 9928 10064 10540 10804 10880 10930 11315 11470 11680 11840 12410 12580 13505 16864 17488 18104 18352 18581 18688 19499 19840 19856 20128 21080 21608 21760 21860 22630 22940 23360 23680 24820 25160 27010 33728 33883 34976 36208 36704 37162 38471 38998 39680 39712 40256 40441 42160 43216 43720 45260 45880 45917 46720 47360 49640 50320 54020 67456 67766 69952 72416 73408 74324 76942 77996 79424 79789 80512 80882 83731 84320 86432 87440 90520 91760 91834 92905 93440 97495 99280 100640 108040 134912 135532 139904 144832 146816 148648 153884 155992 158848 159578 161024 161764 167462 168640 169415 172864 174880 181040 183520 183668 185810 192355 194990 198560 201280 202205 216080 229585 271064 279808 289664 293632 297296 307768 311984 317696 319156 323528 334924 337280 338830 345728 349760 362080 367040 367336 371620 384710 389980 397120 398945 402560 404410 418655 432160 459170 542128 576011 579328 594592 615536 623968 638312 647056 669848 674560 677660 687497 691456 699520 724160 734080 734672 743240 769420 779960 794240 797890 805120 808820 837310 864320 918340 1084256 1152022 1189184 1231072 1247936 1253671 1276624 1294112 1339696 1355320 1356413 1374994 1399040 1423427 1448320 1468160 1469344 1486480 1538840 1559920 1588480 1595780 1617640 1674620 1728640 1836680 2168512 2304044 2378368 2462144 2473459 2495872 2507342 2553248 2588224 2679392 2710640 2712826 2749988 2846854 2880055 2896640 2938688 2952193 2972960 3077680 3119840 3191560 3235280 3349240 3437485 3457280 3673360 4337024 4608088 4756736 4924288 4946918 4991744 5014684 5106496 5176448 5358784 5421280 5425652 5499976 5693708 5760110 5877376 5904386 5945920 6155360 6239680 6268355 6383120 6470560 6698480 6782065 6874970 7117135 7346720 8674048 9216176 9848576 9893836 10029368 10212992 10352896 10717568 10842560 10851304 10999952 11387416 11520220 11754752 11808772 11891840 12310720 12367295 12479360 12536710 12766240 12941120 13396960 13564130 13749940 14234270 14693440 14760965 18432352 19787672 20058736 20425984 21312407 21435136 21685120 21702608 21999904 22774832 23040440 23617544 23783680 24621440 24734590 24958720 25073420 25532480 25882240 26793920 27128260 27499880 28468540 29386880 29521930 36864704 39575344 40117472 42048803 42624814 43370240 43405216 43999808 45549664 46080880 47235088 49242880 49469180 50146840 50187281 51064960 51764480 53587840 54256520 54999760 56937080 58773760 59043860 73729408 79150688 80234944 84097606 85249628 86810432 87999616 91099328 91517983 92161760 94470176 98938360 100293680 100374562 102129920 106562035 107175680 108513040 109999520 113874160 118087720 147458816 158301376 160469888 168195212 170499256 173620864 175999232 182198656 183035966 184323520 188940352 197876720 200587360 200749124 210244015 213124070 217026080 219999040 227748320 236175440 250936405 316602752 320939776 336390424 340998512 347241728 364397312 366071932 368647040 377880704 395753440 401174720 401498248 420488030 426248140 434052160 439998080 455496640 457589915 472350880 501872810 633205504 672780848 681997024 732143864 737294080 755761408 791506880 802349440 802996496 840976060 852496280 868104320 879996160 910993280 915179830 944701760 1003745620 1345561696 1363994048 1464287728 1555805711 1583013760 1604698880 1605992992 1681952120 1704992560 1736208640 1821986560 1830359660 1889403520 2007491240 2691123392 2727988096 2928575456 3111611422 3166027520 3211985984 3363904240 3409985120 3660719320 3778807040 4014982480 5382246784 5455976192 5857150912 6223222844 6423971968 6727808480 6819970240 7321438640 7779028555 8029964960 10764493568 11714301824 12446445688 12847943936 13455616960 13639940480 14642877280 15558057110 16059929920 23428603648 24892891376 26911233920 27279880960 29285754560 31116114220 32119859840 49785782752 53822467840 58571509120 62232228440 64239719680 99571565504 117143018240 124464456880 199143131008 248928913760 398286262016 497857827520 995715655040 1991431310080
• Sum of all divisors σ(n): 5432844469248
• Sum of proper divisors (its aliquot sum) s(n): 3441413159168
• 1991431310080 is an abundant number, because the sum of its proper divisors (3441413159168) is greater than itself. Its abundance is 1449981849088

Bases of 1991431310080

• Binary: 11100111110101010100011100100101100000000₂
• Hexadecimal: 0x1CFAA8E4B00
• Base-36: PEUMS934

Squares and roots of 1991431310080

• 1991431310080 squared (1991431310080²) is 3965798662766945109606400
• 1991431310080 cubed (1991431310080³) is 7897615626507489617342922345152512000
• The square root of 1991431310080 is 1411180.8211848685
• The cube root of 1991431310080 is 12581.1916200315

Scales and comparisons

• 1,991,431,310,080 seconds is equal to 63,321 years, 18 weeks, 3 days, 11 hours, 54 minutes, 40 seconds.
• To count from 1 to 1,991,431,310,080 would take you about one hundred fifty-eight thousand, three hundred three 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 1991431310080 cubic inches would be around 1048.4 feet tall.

Recreational maths with 1991431310080

• 1991431310080 backwards is 0800131341991
• 1991431310080 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1991431310080's digits is 40
• More coming soon!