18980569720

Names of 18980569720

• Cardinal: 18980569720 can be written as Eighteen billion, nine hundred eighty million, five hundred sixty-nine thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.898056972 × 10¹⁰

Factors of 18980569720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 221128

Divisors of 18980569720

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 307 614 1228 1535 2149 2456 3070 4298 6140 8596 10745 12280 17192 21490 42980 85960 220807 441614 883228 1104035 1545649 1766456 2208070 3091298 4416140 6182596 7728245 8832280 12365192 15456490 30912980 61825960 67787749 135575498 271150996 338938745 474514243 542301992 677877490 949028486 1355754980 1898056972 2372571215 2711509960 3796113944 4745142430 9490284860 18980569720
• Sum of all divisors σ(n): 48966382080
• Sum of proper divisors (its aliquot sum) s(n): 29985812360
• 18980569720 is an abundant number, because the sum of its proper divisors (29985812360) is greater than itself. Its abundance is 11005242640

Bases of 18980569720

• Binary: 10001101011010101001000001001111000₂
• Hexadecimal: 0x46B548278
• Base-36: 8PWJHBS

Squares and roots of 18980569720

• 18980569720 squared (18980569720²) is 360262026895780878400
• 18980569720 cubed (18980569720³) is 6837978518963884136314042048000
• The square root of 18980569720 is 137769.9884590255
• The cube root of 18980569720 is 2667.4917281041

Scales and comparisons

• 18,980,569,720 seconds is equal to 603 years, 27 weeks, 1 day, 12 hours, 28 minutes, 40 seconds.
• To count from 1 to 18,980,569,720 would take you about one thousand, two hundred 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 18980569720 cubic inches would be around 222.3 feet tall.

Recreational maths with 18980569720

• 18980569720 backwards is 02796508981
• The number of decimal digits it has is: 11
• The sum of 18980569720's digits is 55
• More coming soon!