18038798389449934271808

Names of 18038798389449934271808

• Cardinal: 18038798389449934271808 can be written as Eighteen sextillion, thirty-eight quintillion, seven hundred ninety-eight quadrillion, three hundred eighty-nine trillion, four hundred forty-nine billion, nine hundred thirty-four million, two hundred seventy-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.8038798389449934271808 × 10²²

Factors of 18038798389449934271808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 683249316134

Divisors of 18038798389449934271808

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 192 1499 2998 4497 5996 8994 11992 17988 23984 35976 47968 71952 91733 95936 143904 183466 275199 287808 366932 550398 733864 1100796 1467728 2201592 2935456 4403184 5870912 8806368 17612736 137507767 275015534 412523301 550031068 825046602 1100062136 1650093204 2200124272 3300186408 4400248544 6600372816 8800497088 13200745632 26401491264 683249222897 1366498445794 2049747668691 2732996891588 4099495337382 5465993783176 8198990674764 10931987566352 16397981349528 21863975132704 32795962699056 43727950265408 65591925398112 131183850796224 1024190585122603 2048381170245206 3072571755367809 4096762340490412 6145143510735618 8193524680980824 12290287021471236 16387049361961648 24580574042942472 32774098723923296 49161148085884944 62676500964010501 65548197447846592 98322296171769888 125353001928021002 188029502892031503 196644592343539776 250706003856042004 376059005784063006 501412007712084008 752118011568126012 1002824015424168016 1504236023136252024 2005648030848336032 3008472046272504048 4011296061696672064 6016944092545008096 12033888185090016192 93952074945051740999 187904149890103481998 281856224835155222997 375808299780206963996 563712449670310445994 751616599560413927992 1127424899340620891988 1503233199120827855984 2254849798681241783976 3006466398241655711968 4509699597362483567952 6012932796483311423936 9019399194724967135904 18038798389449934271808
• Sum of all divisors σ(n): 47760014370553750584000
• Sum of proper divisors (its aliquot sum) s(n): 29721215981103816312192
• 18038798389449934271808 is an abundant number, because the sum of its proper divisors (29721215981103816312192) is greater than itself. Its abundance is 11682417591653882040384

Bases of 18038798389449934271808

• Binary: 11110100011110001010011101110010011000111000000011110110000111010101000000₂
• Hexadecimal: 0x3D1E29DC98E03D87540
• Base-36: 2XQYC01ELXFS6YO

Squares and roots of 18038798389449934271808

• 18038798389449934271808 squared (18038798389449934271808²) is 325398247335221542556094517883571395223588864
• 18038798389449934271808 cubed (18038798389449934271808³) is 5869793379960425728281345112550230243622122623757844120868217946112
• The square root of 18038798389449934271808 is 134308593877.8674514935
• The cube root of 18038798389449934271808 is 26226230.1599215617

Scales and comparisons

• 18,038,798,389,449,934,271,808 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,038,798,389,449,934,271,808 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 18038798389449934271808 cubic inches would be around 2185519.2 feet tall.

Recreational maths with 18038798389449934271808

• 18038798389449934271808 backwards is 80817243994498389783081
• The number of decimal digits it has is: 23
• The sum of 18038798389449934271808's digits is 123
• More coming soon!