18038875944

Names of 18038875944

• Cardinal: 18038875944 can be written as Eighteen billion, thirty-eight million, eight hundred seventy-five thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.8038875944 × 10¹⁰

Factors of 18038875944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 846

Divisors of 18038875944

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 24 31 41 62 82 93 123 124 164 186 246 248 328 372 492 744 769 984 1271 1538 2307 2542 3076 3813 4614 5084 6152 7626 9228 10168 15252 18456 23839 30504 31529 47678 63058 71517 94587 95356 126116 143034 189174 190712 252232 286068 378348 572136 591361 756696 977399 1182722 1774083 1954798 2365444 2932197 3548166 3909596 4730888 5864394 7096332 7819192 11728788 14192664 18332191 23457576 24245801 36664382 48491602 54996573 72737403 73328764 96983204 109993146 145474806 146657528 193966408 219986292 290949612 439972584 581899224 751619831 1503239662 2254859493 3006479324 4509718986 6012958648 9019437972 18038875944
• Sum of all divisors σ(n): 47749443840
• Sum of proper divisors (its aliquot sum) s(n): 29710567896
• 18038875944 is an abundant number, because the sum of its proper divisors (29710567896) is greater than itself. Its abundance is 11671691952

Bases of 18038875944

• Binary: 10000110011001100110110011100101000₂
• Hexadecimal: 0x433336728
• Base-36: 8ABVPRC

Squares and roots of 18038875944

• 18038875944 squared (18038875944²) is 325401045323021891136
• 18038875944 cubed (18038875944³) is 5869869088629913301398577232384
• The square root of 18038875944 is 134308.8825953071
• The cube root of 18038875944 is 2622.6267744843

Scales and comparisons

• 18,038,875,944 seconds is equal to 573 years, 30 weeks, 1 day, 6 hours, 52 minutes, 24 seconds.
• To count from 1 to 18,038,875,944 would take you about one thousand, one hundred forty-seven 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 18038875944 cubic inches would be around 218.6 feet tall.

Recreational maths with 18038875944

• 18038875944 backwards is 44957883081
• The number of decimal digits it has is: 11
• The sum of 18038875944's digits is 57
• More coming soon!