1980451018

Names of 1980451018

• Cardinal: 1980451018 can be written as One billion, nine hundred eighty million, four hundred fifty-one thousand and eighteen.

Scientific notation

• Scientific notation: 1.980451018 × 10⁹

Factors of 1980451018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6599

Divisors of 1980451018

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 13 14 23 26 46 73 91 146 161 182 299 322 511 598 949 1022 1679 1898 2093 3358 4186 6481 6643 11753 12962 13286 21827 23506 43654 45367 84253 90734 149063 152789 168506 298126 305578 473113 589771 946226 1043441 1179542 1937819 2086882 3311791 3875638 6150469 6623582 10881599 12300938 13564733 21763198 27129466 43053283 76171193 86106566 141460787 152342386 282921574 990225509 1980451018
• Sum of all divisors σ(n): 3868042752
• Sum of proper divisors (its aliquot sum) s(n): 1887591734
• 1980451018 is a deficient number, because the sum of its proper divisors (1887591734) is less than itself. Its deficiency is 92859284

Bases of 1980451018

• Binary: 1110110000010110100100011001010₂
• Hexadecimal: 0x760B48CA
• Base-36: WR3XSA

Squares and roots of 1980451018

• 1980451018 squared (1980451018²) is 3922186234697236324
• 1980451018 cubed (1980451018³) is 7767697721291728599652377832
• The square root of 1980451018 is 44502.2585718973
• The cube root of 1980451018 is 1255.8025729453

Scales and comparisons

• 1,980,451,018 seconds is equal to 62 years, 50 weeks, 3 days, 21 hours, 16 minutes, 58 seconds.
• To count from 1 to 1,980,451,018 would take you about one hundred twenty-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 1980451018 cubic inches would be around 104.7 feet tall.

Recreational maths with 1980451018

• 1980451018 backwards is 8101540891
• The number of decimal digits it has is: 10
• The sum of 1980451018's digits is 37
• More coming soon!