2164372640

Names of 2164372640

• Cardinal: 2164372640 can be written as Two billion, one hundred sixty-four million, three hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.16437264 × 10⁹

Factors of 2164372640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 139561

Divisors of 2164372640

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 97 160 194 388 485 776 970 1552 1940 3104 3880 7760 15520 139457 278914 557828 697285 1115656 1394570 2231312 2789140 4462624 5578280 11156560 13527329 22313120 27054658 54109316 67636645 108218632 135273290 216437264 270546580 432874528 541093160 1082186320 2164372640
• Sum of all divisors σ(n): 5166082152
• Sum of proper divisors (its aliquot sum) s(n): 3001709512
• 2164372640 is an abundant number, because the sum of its proper divisors (3001709512) is greater than itself. Its abundance is 837336872

Bases of 2164372640

• Binary: 10000001000000011011010010100000₂
• Hexadecimal: 0x8101B4A0
• Base-36: ZSM0M8

Squares and roots of 2164372640

• 2164372640 squared (2164372640²) is 4684508924780569600
• 2164372640 cubed (2164372640³) is 10139022948630882845855744000
• The square root of 2164372640 is 46522.8184872755
• The cube root of 2164372640 is 1293.5325008281

Scales and comparisons

• 2,164,372,640 seconds is equal to 68 years, 42 weeks, 4 days, 14 hours, 37 minutes, 20 seconds.
• To count from 1 to 2,164,372,640 would take you about one hundred thirty-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 2164372640 cubic inches would be around 107.8 feet tall.

Recreational maths with 2164372640

• 2164372640 backwards is 0462734612
• The number of decimal digits it has is: 10
• The sum of 2164372640's digits is 35
• More coming soon!