18090252965091

Names of 18090252965091

• Cardinal: 18090252965091 can be written as Eighteen trillion, ninety billion, two hundred fifty-two million, nine hundred sixty-five thousand and ninety-one.

Scientific notation

• Scientific notation: 1.8090252965091 × 10¹³

Factors of 18090252965091

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 737551

Divisors of 18090252965091

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 31 93 127 381 2083 3937 6249 11811 64573 193719 264541 735307 793623 2205921 8200771 22794517 24602313 68383551 93383989 280151967 1531644481 2894903659 4594933443 8684710977 47480978911 142442936733 194518849087 583556547261 6030084321697 18090252965091
• Sum of all divisors σ(n): 25106544590848
• Sum of proper divisors (its aliquot sum) s(n): 7016291625757
• 18090252965091 is a deficient number, because the sum of its proper divisors (7016291625757) is less than itself. Its deficiency is 11073961339334

Bases of 18090252965091

• Binary: 100000111001111110111000110100001010011100011₂
• Hexadecimal: 0x1073F71A14E3
• Base-36: 6EUJPJEG3

Squares and roots of 18090252965091

• 18090252965091 squared (18090252965091²) is 327257252340983717264638281
• 18090252965091 cubed (18090252965091³) is 5920166479509014292226373870783835248571
• The square root of 18090252965091 is 4253263.8014930369
• The cube root of 18090252965091 is 26251.1427300405

Scales and comparisons

• 18,090,252,965,091 seconds is equal to 575,214 years, 4 weeks, 3 days, 20 hours, 4 minutes, 51 seconds.
• To count from 1 to 18,090,252,965,091 would take you about one million, four hundred thirty-eight thousand and thirty-five 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 18090252965091 cubic inches would be around 2187.6 feet tall.

Recreational maths with 18090252965091

• 18090252965091 backwards is 19056925209081
• The number of decimal digits it has is: 14
• The sum of 18090252965091's digits is 57
• More coming soon!