21133998492123

Names of 21133998492123

• Cardinal: 21133998492123 can be written as Twenty-one trillion, one hundred thirty-three billion, nine hundred ninety-eight million, four hundred ninety-two thousand, one hundred twenty-three.

Scientific notation

• Scientific notation: 2.1133998492123 × 10¹³

Factors of 21133998492123

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2504

Divisors of 21133998492123

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 11 33 101 121 303 363 1111 2389 3333 7167 10201 12221 26279 30603 36663 78837 112211 241289 289069 336633 723867 867207 1234321 2654179 3702963 5707321 7962537 17121963 24370189 29195969 62780531 73110567 87587907 188341593 268072079 576439421 690585841 804216237 1729318263 2071757523 2948792869 6340833631 8846378607 19022500893 58220381521 69749169941 174661144563 209247509823 640424196731 1921272590193 7044666164041 21133998492123
• Sum of all divisors σ(n): 31296045094356
• Sum of proper divisors (its aliquot sum) s(n): 10162046602233
• 21133998492123 is a deficient number, because the sum of its proper divisors (10162046602233) is less than itself. Its deficiency is 10971951889890

Bases of 21133998492123

• Binary: 100110011100010100100011110010000100111011011₂
• Hexadecimal: 0x1338A47909DB
• Base-36: 7HOTP1DY3

Squares and roots of 21133998492123

• 21133998492123 squared (21133998492123²) is 446645892265057237693047129
• 21133998492123 cubed (21133998492123³) is 9439413613642651570447145623407174264867
• The square root of 21133998492123 is 4597172.8803823551
• The cube root of 21133998492123 is 27647.7986107443

Scales and comparisons

• 21,133,998,492,123 seconds is equal to 671,995 years, 40 weeks, 4 days, 42 minutes, 3 seconds.
• To count from 1 to 21,133,998,492,123 would take you about one million, six hundred seventy-nine thousand, nine hundred eighty-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 21133998492123 cubic inches would be around 2304 feet tall.

Recreational maths with 21133998492123

• 21133998492123 backwards is 32129489933112
• The number of decimal digits it has is: 14
• The sum of 21133998492123's digits is 57
• More coming soon!