1918091073829440

Names of 1918091073829440

• Cardinal: 1918091073829440 can be written as One quadrillion, nine hundred eighteen trillion, ninety-one billion, seventy-three million, eight hundred twenty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.91809107382944 × 10¹⁵

Factors of 1918091073829440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3398

Divisors of 1918091073829440

• Number of divisors d(n): 392
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 64 80 87 96 116 120 145 160 174 192 232 240 290 320 348 435 464 480 580 696 841 870 928 960 1160 1392 1682 1740 1856 2320 2523 2784 3359 3364 3480 4205 4640 5046 5568 6718 6728 6960 8410 9280 10077 10092 12615 13436 13456 13920 16795 16820 20154 20184 24389 25230 26872 26912 27840 33590 33640 40308 40368 48778 50385 50460 53744 53824 67180 67280 73167 80616 80736 97411 97556 100770 100920 107488 121945 134360 134560 146334 161232 161472 194822 195112 201540 201840 214976 243890 268720 269120 292233 292668 322464 365835 389644 390224 403080 403680 487055 487780 537440 584466 585336 644928 707281 731670 779288 780448 806160 807360 974110 975560 1074880 1168932 1170672 1414562 1461165 1463340 1558576 1560896 1612320 1948220 1951120 2121843 2337864 2341344 2824919 2829124 2922330 2926680 3117152 3224640 3536405 3896440 3902240 4243686 4675728 4682688 5649838 5658248 5844660 5853360 6234304 7072810 7792880 7804480 8474757 8487372 9351456 10609215 11299676 11316496 11689320 11706720 14124595 14145620 15585760 16949514 16974744 18702912 20511149 21218430 22599352 22632992 23378640 23413440 28249190 28291240 31171520 33899028 33949488 41022298 42373785 42436860 45198704 45265984 46757280 56498380 56582480 61533447 67798056 67898976 81922651 82044596 84747570 84873720 90397408 93514560 102555745 112996760 113164960 123066894 135596112 135797952 163845302 164089192 169495140 169747440 180794816 205111490 225993520 226329920 245767953 246133788 271192224 307667235 327690604 328178384 338990280 339494880 409613255 410222980 451987040 491535906 492267576 542384448 594823321 615334470 655381208 656356768 677980560 678989760 819226510 820445960 903974080 983071812 984535152 1189646642 1228839765 1230668940 1310762416 1312713536 1355961120 1638453020 1640891920 1784469963 1966143624 1969070304 2375756879 2379293284 2457679530 2461337880 2621524832 2711922240 2974116605 3276906040 3281783840 3568939926 3932287248 3938140608 4751513758 4758586568 4915359060 4922675760 5243049664 5948233210 6553812080 6563567680 7127270637 7137879852 7864574496 8922349815 9503027516 9517173136 9830718120 9845351520 11878784395 11896466420 13107624160 14254541274 14275759704 15729148992 17844699630 19006055032 19034346272 19661436240 19690703040 23757568790 23792932840 26215248320 28509082548 28551519408 35636353185 35689399260 38012110064 38068692544 39322872480 47515137580 47585865680 57018165096 57103038816 68896949491 71272706370 71378798520 76024220128 78645744960 95030275160 95171731360 114036330192 114206077632 137793898982 142545412740 142757597040 152048440256 190060550320 190343462720 206690848473 228072660384 275587797964 285090825480 285515194080 344484747455 380121100640 413381696946 456145320768 551175595928 570181650960 571030388160 688969494910 760242201280 826763393892 1033454242365 1102351191856 1140363301920 1377938989820 1653526787784 1998011535239 2066908484730 2204702383712 2280726603840 2755877979640 3307053575568 3996023070478 4133816969460 4409404767424 5511755959280 5994034605717 6614107151136 7992046140956 8267633938920 9990057676195 11023511918560 11988069211434 13228214302272 15984092281912 16535267877840 19980115352390 22047023837120 23976138422868 29970173028585 31968184563824 33070535755680 39960230704780 47952276845736 59940346057170 63936369127648 66141071511360 79920461409560 95904553691472 119880692114340 127872738255296 159840922819120 191809107382944 239761384228680 319681845638240 383618214765888 479522768457360 639363691276480 959045536914720 1918091073829440
• Sum of all divisors σ(n): 6309314758414080
• Sum of proper divisors (its aliquot sum) s(n): 4391223684584640
• 1918091073829440 is an abundant number, because the sum of its proper divisors (4391223684584640) is greater than itself. Its abundance is 2473132610755200

Bases of 1918091073829440

• Binary: 110110100000111111001100001000110100011101001000000₂
• Hexadecimal: 0x6D07E611A3A40
• Base-36: IVWMVHPPHC

Squares and roots of 1918091073829440

• 1918091073829440 squared (1918091073829440²) is 3679073367504174248866210713600
• 1918091073829440 cubed (1918091073829440³) is 7056797786173375530929421430072709507088384000
• The square root of 1918091073829440 is 43796016.6434053681
• The cube root of 1918091073829440 is 124248.0957639127

Scales and comparisons

• 1,918,091,073,829,440 seconds is equal to 60,989,363 years, 5 weeks, 2 days, 7 hours, 44 minutes.
• To count from 1 to 1,918,091,073,829,440 would take you about one hundred eighty-two million, nine hundred sixty-eight thousand and eighty-nine 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 1918091073829440 cubic inches would be around 10354 feet tall.

Recreational maths with 1918091073829440

• 1918091073829440 backwards is 0449283701908191
• The number of decimal digits it has is: 16
• The sum of 1918091073829440's digits is 66
• More coming soon!