21069085024

Names of 21069085024

• Cardinal: 21069085024 can be written as Twenty-one billion, sixty-nine million, eighty-five thousand and twenty-four.

Scientific notation

• Scientific notation: 2.1069085024 × 10¹⁰

Factors of 21069085024

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 27796

Divisors of 21069085024

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 13 16 26 31 32 52 59 62 104 118 124 208 236 248 403 416 472 496 767 806 944 992 1534 1612 1829 1888 3068 3224 3658 6136 6448 7316 12272 12896 14632 23777 24544 27691 29264 47554 55382 58528 95108 110764 190216 221528 359983 380432 443056 719966 760864 858421 886112 1439932 1633769 1716842 2879864 3267538 3433684 5759728 6535076 6867368 11159473 11519456 13070152 13734736 21238997 22318946 26140304 27469472 42477994 44637892 50646839 52280608 84955988 89275784 101293678 169911976 178551568 202587356 339823952 357103136 405174712 658408907 679647904 810349424 1316817814 1620698848 2633635628 5267271256 10534542512 21069085024
• Sum of all divisors σ(n): 46894740480
• Sum of proper divisors (its aliquot sum) s(n): 25825655456
• 21069085024 is an abundant number, because the sum of its proper divisors (25825655456) is greater than itself. Its abundance is 4756570432

Bases of 21069085024

• Binary: 10011100111110100001011100101100000₂
• Hexadecimal: 0x4E7D0B960
• Base-36: 9OFZM1S

Squares and roots of 21069085024

• 21069085024 squared (21069085024²) is 443906343748541080576
• 21069085024 cubed (21069085024³) is 9352700499130982902612578893824
• The square root of 21069085024 is 145151.9377204451
• The cube root of 21069085024 is 2761.9462670815

Scales and comparisons

• 21,069,085,024 seconds is equal to 669 years, 48 weeks, 3 days, 3 hours, 37 minutes, 4 seconds.
• To count from 1 to 21,069,085,024 would take you about one thousand, three hundred thirty-nine 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 21069085024 cubic inches would be around 230.2 feet tall.

Recreational maths with 21069085024

• 21069085024 backwards is 42058096012
• The number of decimal digits it has is: 11
• The sum of 21069085024's digits is 37
• More coming soon!