9640641648

Names of 9640641648

• Cardinal: 9640641648 can be written as Nine billion, six hundred forty million, six hundred forty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 9.640641648 × 10⁹

Factors of 9640641648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 961024

Divisors of 9640641648

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 24 33 38 44 48 57 66 76 88 114 132 152 176 209 228 264 304 418 456 528 627 836 912 1254 1672 2508 3344 5016 10032 960989 1921978 2882967 3843956 5765934 7687912 10570879 11531868 15375824 18258791 21141758 23063736 31712637 36517582 42283516 46127472 54776373 63425274 73035164 84567032 109552746 126850548 146070328 169134064 200846701 219105492 253701096 292140656 401693402 438210984 507402192 602540103 803386804 876421968 1205080206 1606773608 2410160412 3213547216 4820320824 9640641648
• Sum of all divisors σ(n): 28599062400
• Sum of proper divisors (its aliquot sum) s(n): 18958420752
• 9640641648 is an abundant number, because the sum of its proper divisors (18958420752) is greater than itself. Its abundance is 9317779104

Bases of 9640641648

• Binary: 1000111110101000001000010001110000₂
• Hexadecimal: 0x23EA08470
• Base-36: 4FFSEPC

Squares and roots of 9640641648

• 9640641648 squared (9640641648²) is 92941971385152155904
• 9640641648 cubed (9640641648³) is 896020240182922123025091489792
• The square root of 9640641648 is 98186.7692105205
• The cube root of 9640641648 is 2128.3120961873

Scales and comparisons

• 9,640,641,648 seconds is equal to 306 years, 28 weeks, 1 day, 12 hours, 48 seconds.
• To count from 1 to 9,640,641,648 would take you about six hundred thirteen 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 9640641648 cubic inches would be around 177.4 feet tall.

Recreational maths with 9640641648

• 9640641648 backwards is 8461460469
• 9640641648 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9640641648's digits is 48
• More coming soon!