138398238197942112

Names of 138398238197942112

• Cardinal: 138398238197942112 can be written as One hundred thirty-eight quadrillion, three hundred ninety-eight trillion, two hundred thirty-eight billion, one hundred ninety-seven million, nine hundred forty-two thousand, one hundred twelve.

Scientific notation

• Scientific notation: 1.38398238197942112 × 10¹⁷

Factors of 138398238197942112

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4107260155465

Divisors of 138398238197942112

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 78 81 96 104 108 117 144 156 162 208 216 234 288 312 324 351 416 432 468 624 648 702 864 936 1053 1248 1296 1404 1872 2106 2592 2808 3744 4212 5616 8424 11232 16848 33696 4107260155447 8214520310894 12321780466341 16429040621788 24643560932682 32858081243576 36965341399023 49287121865364 53394382020811 65716162487152 73930682798046 98574243730728 106788764041622 110896024197069 131432324974304 147861365596092 160183146062433 197148487461456 213577528083244 221792048394138 295722731192184 320366292124866 332688072591207 394296974922912 427155056166488 443584096788276 480549438187299 591445462384368 640732584249732 665376145182414 854310112332976 887168193576552 961098876374598 1182890924768736 1281465168499464 1330752290364828 1441648314561897 1708620224665952 1774336387153104 1922197752749196 2562930336998928 2661504580729656 2883296629123794 3548672774306208 3844395505498392 4324944943685691 5125860673997856 5323009161459312 5766593258247588 7688791010996784 8649889887371382 10646018322918624 11533186516495176 15377582021993568 17299779774742764 23066373032990352 34599559549485528 46132746065980704 69199119098971056 138398238197942112
• Sum of all divisors σ(n): 438335018309721456
• Sum of proper divisors (its aliquot sum) s(n): 299936780111779344
• 138398238197942112 is an abundant number, because the sum of its proper divisors (299936780111779344) is greater than itself. Its abundance is 161538541913837232

Bases of 138398238197942112

• Binary: 111101011101100000111011011100001010101000000011101100000₂
• Hexadecimal: 0x1EBB076E1540760
• Base-36: 11UQ2WWMFQ00

Squares and roots of 138398238197942112

• 138398238197942112 squared (138398238197942112²) is 19154072336294323092778391703020544
• 138398238197942112 cubed (138398238197942112³) is 2650889865659075297090112502766789369060635258748928
• The square root of 138398238197942112 is 372019136.8705944837
• The cube root of 138398238197942112 is 517261.5384944817

Scales and comparisons

• 138,398,238,197,942,112 seconds is equal to 4,400,635,880 years, 43 weeks, 3 days, 7 hours, 55 minutes, 12 seconds.
• To count from 1 to 138,398,238,197,942,112 would take you about thirteen billion, two hundred one million, nine hundred seven thousand, six hundred forty-two 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 138398238197942112 cubic inches would be around 43105.1 feet tall.

Recreational maths with 138398238197942112

• 138398238197942112 backwards is 211249791832893831
• 138398238197942112 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138398238197942112's digits is 81
• More coming soon!