40043894660

Names of 40043894660

• Cardinal: 40043894660 can be written as Forty billion, forty-three million, eight hundred ninety-four thousand, six hundred sixty.

Scientific notation

• Scientific notation: 4.004389466 × 10¹⁰

Factors of 40043894660

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3714672

Divisors of 40043894660

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 35 44 49 55 70 77 98 110 140 154 196 220 245 308 385 490 539 770 980 1078 1540 2156 2695 5390 10780 3714647 7429294 14858588 18573235 26002529 37146470 40861117 52005058 74292940 81722234 104010116 130012645 163444468 182017703 204305585 260025290 286027819 364035406 408611170 520050580 572055638 728070812 817222340 910088515 1144111276 1430139095 1820177030 2002194733 2860278190 3640354060 4004389466 5720556380 8008778932 10010973665 20021947330 40043894660
• Sum of all divisors σ(n): 106714407744
• Sum of proper divisors (its aliquot sum) s(n): 66670513084
• 40043894660 is an abundant number, because the sum of its proper divisors (66670513084) is greater than itself. Its abundance is 26626618424

Bases of 40043894660

• Binary: 100101010010110011010101011110000100₂
• Hexadecimal: 0x952CD5784
• Base-36: IE93MV8

Squares and roots of 40043894660

• 40043894660 squared (40043894660²) is 1603513499541176515600
• 40043894660 cubed (40043894660³) is 64210925661514830723152246696000
• The square root of 40043894660 is 200109.7065611759
• The cube root of 40043894660 is 3421.2024162505

Scales and comparisons

• 40,043,894,660 seconds is equal to 1,273 years, 14 weeks, 1 day, 4 minutes, 20 seconds.
• To count from 1 to 40,043,894,660 would take you about two thousand, five hundred forty-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 40043894660 cubic inches would be around 285.1 feet tall.

Recreational maths with 40043894660

• 40043894660 backwards is 06649834004
• 40043894660 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40043894660's digits is 44
• More coming soon!