2164721568

Names of 2164721568

• Cardinal: 2164721568 can be written as Two billion, one hundred sixty-four million, seven hundred twenty-one thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 2.164721568 × 10⁹

Factors of 2164721568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1750

Divisors of 2164721568

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 48 62 93 96 124 186 248 372 496 744 773 941 992 1488 1546 1882 2319 2823 2976 3092 3764 4638 5646 6184 7528 9276 11292 12368 15056 18552 22584 23963 24736 29171 30112 37104 45168 47926 58342 71889 74208 87513 90336 95852 116684 143778 175026 191704 233368 287556 350052 383408 466736 575112 700104 727393 766816 933472 1150224 1400208 1454786 2182179 2300448 2800416 2909572 4364358 5819144 8728716 11638288 17457432 22549183 23276576 34914864 45098366 67647549 69829728 90196732 135295098 180393464 270590196 360786928 541180392 721573856 1082360784 2164721568
• Sum of all divisors σ(n): 5879526912
• Sum of proper divisors (its aliquot sum) s(n): 3714805344
• 2164721568 is an abundant number, because the sum of its proper divisors (3714805344) is greater than itself. Its abundance is 1550083776

Bases of 2164721568

• Binary: 10000001000001110000011110100000₂
• Hexadecimal: 0x810707A0
• Base-36: ZSTHUO

Squares and roots of 2164721568

• 2164721568 squared (2164721568²) is 4686019466964378624
• 2164721568 cubed (2164721568³) is 10143927408205653895090962432
• The square root of 2164721568 is 46526.5684098883
• The cube root of 2164721568 is 1293.6020091077

Scales and comparisons

• 2,164,721,568 seconds is equal to 68 years, 43 weeks, 1 day, 15 hours, 32 minutes, 48 seconds.
• To count from 1 to 2,164,721,568 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 2164721568 cubic inches would be around 107.8 feet tall.

Recreational maths with 2164721568

• 2164721568 backwards is 8651274612
• The number of decimal digits it has is: 10
• The sum of 2164721568's digits is 42
• More coming soon!