1845149071990

Names of 1845149071990

• Cardinal: 1845149071990 can be written as One trillion, eight hundred forty-five billion, one hundred forty-nine million, seventy-one thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.84514907199 × 10¹²

Factors of 1845149071990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 125062

Divisors of 1845149071990

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 5 7 10 14 35 49 70 98 245 490 50539 74509 101078 149018 252695 353773 372545 505390 521563 707546 745090 1043126 1768865 2476411 2607815 3537730 3650941 4952822 5215630 7301882 12382055 18254705 24764110 36509410 3765610351 7531220702 18828051755 26359272457 37656103510 52718544914 131796362285 184514907199 263592724570 369029814398 922574535995 1845149071990
• Sum of all divisors σ(n): 3863644520400
• Sum of proper divisors (its aliquot sum) s(n): 2018495448410
• 1845149071990 is an abundant number, because the sum of its proper divisors (2018495448410) is greater than itself. Its abundance is 173346376420

Bases of 1845149071990

• Binary: 11010110110011011011101000111101001110110₂
• Hexadecimal: 0x1AD9B747A76
• Base-36: NJNE47SM

Squares and roots of 1845149071990

• 1845149071990 squared (1845149071990²) is 3404575097865558202560100
• 1845149071990 cubed (1845149071990³) is 6281948582346898147237100957201599000
• The square root of 1845149071990 is 1358362.6437700649
• The cube root of 1845149071990 is 12265.2711327021

Scales and comparisons

• 1,845,149,071,990 seconds is equal to 58,670 years, 1 week, 5 days, 53 minutes, 10 seconds.
• To count from 1 to 1,845,149,071,990 would take you about one hundred forty-six thousand, six hundred seventy-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 1845149071990 cubic inches would be around 1022.1 feet tall.

Recreational maths with 1845149071990

• 1845149071990 backwards is 0991709415481
• The number of decimal digits it has is: 13
• The sum of 1845149071990's digits is 58
• More coming soon!