6438123992361052368

Names of 6438123992361052368

• Cardinal: 6438123992361052368 can be written as Six quintillion, four hundred thirty-eight quadrillion, one hundred twenty-three trillion, nine hundred ninety-two billion, three hundred sixty-one million, fifty-two thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 6.438123992361052368 × 10¹⁸

Factors of 6438123992361052368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 479265192

Divisors of 6438123992361052368

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 936 1872 7286707 14573414 21860121 29146828 43720242 58293656 65580363 87440484 94727191 116587312 131160726 174880968 189454382 262321452 284181573 349761936 378908764 471978467 524642904 568363146 757817528 852544719 943956934 1049285808 1136726292 1415935401 1515635056 1705089438 1887913868 2273452584 2831870802 3410178876 3775827736 4247806203 4546905168 5663741604 6135720071 6820357752 7551655472 8495612406 11327483208 12271440142 13640715504 16991224812 18407160213 22654966416 24542880284 33982449624 36814320426 49085760568 55221480639 67964899248 73628640852 98171521136 110442961278 147257281704 220885922556 294514563408 441771845112 883543690224 3439168799338169 6878337598676338 10317506398014507 13756675197352676 20635012796029014 27513350394705352 30952519194043521 41270025592058028 44709194391396197 55026700789410704 61905038388087042 82540051184116056 89418388782792394 123810076776174084 134127583174188591 165080102368232112 178836777565584788 247620153552348168 268255166348377182 357673555131169576 402382749522565773 495240307104696336 536510332696754364 715347110262339152 804765499045131546 1073020665393508728 1609530998090263092 2146041330787017456 3219061996180526184 6438123992361052368
• Sum of all divisors σ(n): 19403793069880066848
• Sum of proper divisors (its aliquot sum) s(n): 12965669077519014480
• 6438123992361052368 is an abundant number, because the sum of its proper divisors (12965669077519014480) is greater than itself. Its abundance is 6527545085157962112

Bases of 6438123992361052368

• Binary: 101100101011000110011111010100100010000100110011010100011010000₂
• Hexadecimal: 0x5958CFA91099A8D0
• Base-36: 1CWWCHFHS9SK0

Squares and roots of 6438123992361052368

• 6438123992361052368 squared (6438123992361052368²) is 41449440541015015889708784924438407424
• 6438123992361052368 cubed (6438123992361052368³) is 266856637617051652491404026725731801590096504678583980032
• The square root of 6438123992361052368 is 2537345855.8819001425
• The cube root of 6438123992361052368 is 1860314.8186005953

Scales and comparisons

• 6,438,123,992,361,052,368 seconds is equal to 204,712,428,532 years, 1 week, 5 days, 7 hours, 52 minutes, 48 seconds.
• To count from 1 to 6,438,123,992,361,052,368 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 6438123992361052368 cubic inches would be around 155026.2 feet tall.

Recreational maths with 6438123992361052368

• 6438123992361052368 backwards is 8632501632993218346
• The number of decimal digits it has is: 19
• The sum of 6438123992361052368's digits is 81
• More coming soon!