1987023042

Names of 1987023042

• Cardinal: 1987023042 can be written as One billion, nine hundred eighty-seven million, twenty-three thousand and forty-two.

Scientific notation

• Scientific notation: 1.987023042 × 10⁹

Factors of 1987023042

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4342

Divisors of 1987023042

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 47 54 94 141 191 282 382 423 573 846 1146 1269 1719 2538 3438 4099 5157 8198 8977 10314 12297 17954 24594 26931 36891 53862 73782 80793 110673 161586 192653 221346 242379 385306 484758 577959 782909 1155918 1565818 1733877 2348727 3467754 4697454 5201631 7046181 10403262 14092362 21138543 36796723 42277086 73593446 110390169 220780338 331170507 662341014 993511521 1987023042
• Sum of all divisors σ(n): 4534272000
• Sum of proper divisors (its aliquot sum) s(n): 2547248958
• 1987023042 is an abundant number, because the sum of its proper divisors (2547248958) is greater than itself. Its abundance is 560225916

Bases of 1987023042

• Binary: 1110110011011111001000011000010₂
• Hexadecimal: 0x766F90C2
• Base-36: WV0SSI

Squares and roots of 1987023042

• 1987023042 squared (1987023042²) is 3948260569438933764
• 1987023042 cubed (1987023042³) is 7845284727295202400979790088
• The square root of 1987023042 is 44576.0366340481
• The cube root of 1987023042 is 1257.1901444519

Scales and comparisons

• 1,987,023,042 seconds is equal to 63 years, 9 weeks, 2 days, 22 hours, 50 minutes, 42 seconds.
• To count from 1 to 1,987,023,042 would take you about one hundred twenty-six 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 1987023042 cubic inches would be around 104.8 feet tall.

Recreational maths with 1987023042

• 1987023042 backwards is 2403207891
• The number of decimal digits it has is: 10
• The sum of 1987023042's digits is 36
• More coming soon!