18920136744

Names of 18920136744

• Cardinal: 18920136744 can be written as Eighteen billion, nine hundred twenty million, one hundred thirty-six thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8920136744 × 10¹⁰

Factors of 18920136744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 15552

Divisors of 18920136744

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 103 167 206 309 334 412 501 618 668 824 927 1002 1236 1336 1503 1854 2004 2472 3006 3708 4008 6012 7416 12024 15277 17201 30554 34402 45831 51603 61108 68804 91662 103206 122216 137493 137608 154809 183324 206412 274986 309618 366648 412824 549972 619236 1099944 1238472 1573531 2551259 3147062 4720593 5102518 6294124 7653777 9441186 10205036 12588248 14161779 15307554 18882372 20410072 22961331 28323558 30615108 37764744 45922662 56647116 61230216 91845324 113294232 183690648 262779677 525559354 788339031 1051118708 1576678062 2102237416 2365017093 3153356124 4730034186 6306712248 9460068372 18920136744
• Sum of all divisors σ(n): 52052757120
• Sum of proper divisors (its aliquot sum) s(n): 33132620376
• 18920136744 is an abundant number, because the sum of its proper divisors (33132620376) is greater than itself. Its abundance is 14212483632

Bases of 18920136744

• Binary: 10001100111101110100110000000101000₂
• Hexadecimal: 0x467BA6028
• Base-36: 8OWK6Y0

Squares and roots of 18920136744

• 18920136744 squared (18920136744²) is 357971574411658921536
• 18920136744 cubed (18920136744³) is 6772871138333558143348686518784
• The square root of 18920136744 is 137550.4879816863
• The cube root of 18920136744 is 2664.6576745143

Scales and comparisons

• 18,920,136,744 seconds is equal to 601 years, 31 weeks, 2 days, 1 hour, 32 minutes, 24 seconds.
• To count from 1 to 18,920,136,744 would take you about one thousand, two hundred three 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 18920136744 cubic inches would be around 222.1 feet tall.

Recreational maths with 18920136744

• 18920136744 backwards is 44763102981
• The number of decimal digits it has is: 11
• The sum of 18920136744's digits is 45
• More coming soon!