90709421109408

Names of 90709421109408

• Cardinal: 90709421109408 can be written as Ninety trillion, seven hundred nine billion, four hundred twenty-one million, one hundred nine thousand, four hundred eight.

Scientific notation

• Scientific notation: 9.0709421109408 × 10¹³

Factors of 90709421109408

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10160105447

Divisors of 90709421109408

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 72 93 96 124 144 186 248 279 288 372 496 558 744 992 1116 1488 2232 2976 4464 8928 10160105411 20320210822 30480316233 40640421644 60960632466 81280843288 91440948699 121921264932 162561686576 182881897398 243842529864 314963267741 325123373152 365763794796 487685059728 629926535482 731527589592 944889803223 975370119456 1259853070964 1463055179184 1889779606446 2519706141928 2834669409669 2926110358368 3779559212892 5039412283856 5669338819338 7559118425784 10078824567712 11338677638676 15118236851568 22677355277352 30236473703136 45354710554704 90709421109408
• Sum of all divisors σ(n): 266276042637696
• Sum of proper divisors (its aliquot sum) s(n): 175566621528288
• 90709421109408 is an abundant number, because the sum of its proper divisors (175566621528288) is greater than itself. Its abundance is 84857200418880

Bases of 90709421109408

• Binary: 10100100111111111101110110100101011000010100000₂
• Hexadecimal: 0x527FEED2B0A0
• Base-36: W5JBZA3S0

Squares and roots of 90709421109408

• 90709421109408 squared (90709421109408²) is 8228199078003913677506110464
• 90709421109408 cubed (90709421109408³) is 746375175138699650146812191780069877645312
• The square root of 90709421109408 is 9524149.3640853827
• The cube root of 90709421109408 is 44931.4876954167

Scales and comparisons

• 90,709,421,109,408 seconds is equal to 2,884,279 years, 3 days, 3 hours, 16 minutes, 48 seconds.
• To count from 1 to 90,709,421,109,408 would take you about seven million, two hundred ten thousand, six hundred ninety-seven 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 90709421109408 cubic inches would be around 3744.3 feet tall.

Recreational maths with 90709421109408

• 90709421109408 backwards is 80490112490709
• The number of decimal digits it has is: 14
• The sum of 90709421109408's digits is 54
• More coming soon!