29909939981937642

Names of 29909939981937642

• Cardinal: 29909939981937642 can be written as Twenty-nine quadrillion, nine hundred nine trillion, nine hundred thirty-nine billion, nine hundred eighty-one million, nine hundred thirty-seven thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.9909939981937642 × 10¹⁶

Factors of 29909939981937642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8885900172920

Divisors of 29909939981937642

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 17 18 22 33 34 51 66 99 102 153 187 198 306 374 561 1122 1683 3366 8885900172887 17771800345774 26657700518661 53315401037322 79973101555983 97744901901757 151060302939079 159946203111966 195489803803514 293234705705271 302120605878158 453180908817237 586469411410542 879704117115813 906361817634474 1359542726451711 1661663332329869 1759408234231626 2719085452903422 3323326664659738 4984989996989607 9969979993979214 14954969990968821 29909939981937642
• Sum of all divisors σ(n): 74854823056408512
• Sum of proper divisors (its aliquot sum) s(n): 44944883074470870
• 29909939981937642 is an abundant number, because the sum of its proper divisors (44944883074470870) is greater than itself. Its abundance is 15034943092533228

Bases of 29909939981937642

• Binary: 1101010010000101110111010010011111000000110101111101010₂
• Hexadecimal: 0x6A42EE93E06BEA
• Base-36: 86I6SQLHAEI

Squares and roots of 29909939981937642

• 29909939981937642 squared (29909939981937642²) is 894604509723111912249208776520164
• 29909939981937642 cubed (29909939981937642³) is 26757567193389026985625771320081719891910803613288
• The square root of 29909939981937642 is 172944904.4694224057
• The cube root of 29909939981937642 is 310412.0084758359

Scales and comparisons

• 29,909,939,981,937,642 seconds is equal to 951,043,573 years, 47 weeks, 1 day, 1 hour, 20 minutes, 42 seconds.
• To count from 1 to 29,909,939,981,937,642 would take you about two billion, eight hundred fifty-three million, one hundred thirty thousand, seven hundred twenty-one 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 29909939981937642 cubic inches would be around 25867.7 feet tall.

Recreational maths with 29909939981937642

• 29909939981937642 backwards is 24673918993990992
• 29909939981937642 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 29909939981937642's digits is 99
• More coming soon!