18182923732605440

Names of 18182923732605440

• Cardinal: 18182923732605440 can be written as Eighteen quadrillion, one hundred eighty-two trillion, nine hundred twenty-three billion, seven hundred thirty-two million, six hundred five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.818292373260544 × 10¹⁶

Factors of 18182923732605440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 56916

Divisors of 18182923732605440

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 62 64 71 80 124 128 142 155 160 248 256 284 310 320 355 496 512 568 620 640 710 992 1136 1240 1280 1420 1984 2201 2272 2480 2560 2840 3968 4402 4544 4960 5680 7936 8804 9088 9920 11005 11360 15872 17608 18176 19840 22010 22720 35216 36352 39680 44020 45440 56807 70432 79360 88040 90880 113614 140864 176080 181760 227228 281728 284035 352160 454456 563456 568070 704320 908912 1126912 1136140 1408640 1761017 1817824 2272280 2817280 3522034 3635648 4033297 4544560 5634560 7044068 7271296 8066594 8805085 9089120 14088136 14542592 16133188 17610170 18178240 20166485 28176272 29085184 32266376 35220340 36356480 40332970 56352544 64532752 70440680 72712960 80665940 112705088 125032207 129065504 140881360 145425920 161331880 225410176 250064414 258131008 281762720 322663760 450820352 500128828 516262016 563525440 625161035 645327520 901640704 1000257656 1032524032 1127050880 1250322070 1290655040 2000515312 2065048064 2254101760 2500644140 2581310080 3227035249 4001030624 4508203520 5001288280 5162620160 6454070498 8002061248 10002576560 10325240320 12908140996 16004122496 16135176245 20005153120 25816281992 32008244992 32270352490 40010306240 51632563984 64016489984 64540704980 80020612480 100038092719 103265127968 129081409960 160041224960 200076185438 206530255936 229119502679 258162819920 320082449920 400152370876 413060511872 458239005358 500190463595 516325639840 800304741752 826121023744 916478010716 1000380927190 1032651279680 1145597513395 1600609483504 1652242047488 1832956021432 2000761854380 2065302559360 2291195026790 3201218967008 3665912042864 4001523708760 4130605118720 4582390053580 6402437934016 7102704583049 7331824085728 8003047417520 8261210237440 9164780107160 12804875868032 14205409166098 14663648171456 16006094835040 18329560214320 25609751736064 28410818332196 29327296342912 32012189670080 35513522915245 36659120428640 51219503472128 56821636664392 58654592685824 64024379340160 71027045830490 73318240857280 113643273328784 117309185371648 128048758680320 142054091660980 146636481714560 227286546657568 256097517360640 284108183321960 293272963429120 454573093315136 568216366643920 586545926858240 909146186630272 1136432733287840 1818292373260544 2272865466575680 3636584746521088 4545730933151360 9091461866302720 18182923732605440
• Sum of all divisors σ(n): 45637380969675264
• Sum of proper divisors (its aliquot sum) s(n): 27454457237069824
• 18182923732605440 is an abundant number, because the sum of its proper divisors (27454457237069824) is greater than itself. Its abundance is 9271533504464384

Bases of 18182923732605440

• Binary: 1000000100110010100010111010110000011110101101000000000₂
• Hexadecimal: 0x409945D60F5A00
• Base-36: 4Z1B3UH7QBK

Squares and roots of 18182923732605440

• 18182923732605440 squared (18182923732605440²) is 330618715465746146512970717593600
• 18182923732605440 cubed (18182923732605440³) is 6011614887885640835609825653698552362575069184000
• The square root of 18182923732605440 is 134844071.9223705437
• The cube root of 18182923732605440 is 262958.9189816191

Scales and comparisons

• 18,182,923,732,605,440 seconds is equal to 578,160,731 years, 11 weeks, 3 days, 9 hours, 57 minutes, 20 seconds.
• To count from 1 to 18,182,923,732,605,440 would take you about one billion, seven hundred thirty-four million, four hundred eighty-two thousand, one hundred ninety-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 18182923732605440 cubic inches would be around 21913.2 feet tall.

Recreational maths with 18182923732605440

• 18182923732605440 backwards is 04450623732928181
• The number of decimal digits it has is: 17
• The sum of 18182923732605440's digits is 65
• More coming soon!