64138036896

Names of 64138036896

• Cardinal: 64138036896 can be written as Sixty-four billion, one hundred thirty-eight million, thirty-six thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 6.4138036896 × 10¹⁰

Factors of 64138036896

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 559

Divisors of 64138036896

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 157 162 216 288 314 324 397 432 471 628 648 794 864 942 1191 1256 1296 1413 1588 1884 2382 2512 2592 2826 3176 3573 3768 4239 4764 5024 5652 6352 7146 7536 8478 9528 10719 11304 12704 12717 14292 15072 16956 19056 21438 22608 25434 28584 32157 33912 38112 42876 45216 50868 57168 62329 64314 67824 85752 101736 114336 124658 128628 135648 157609 171504 186987 203472 249316 257256 315218 343008 373974 406944 472827 498632 514512 560961 630436 747948 945654 997264 1029024 1121922 1260872 1418481 1495896 1682883 1891308 1994528 2243844 2521744 2836962 2991792 3365766 3782616 4255443 4487688 5043488 5048649 5673924 5983584 6731532 7565232 8510886 8975376 10097298 11347848 12766329 13463064 15130464 17021772 17950752 20194596 22695696 24744613 25532658 26926128 34043544 40389192 45391392 49489226 51065316 53852256 68087088 74233839 80778384 98978452 102130632 136174176 148467678 161556768 197956904 204261264 222701517 296935356 395913808 408522528 445403034 593870712 668104551 791827616 890806068 1187741424 1336209102 1781612136 2004313653 2375482848 2672418204 3563224272 4008627306 5344836408 7126448544 8017254612 10689672816 16034509224 21379345632 32069018448 64138036896
• Sum of all divisors σ(n): 190309003038
• Sum of proper divisors (its aliquot sum) s(n): 126170966142
• 64138036896 is an abundant number, because the sum of its proper divisors (126170966142) is greater than itself. Its abundance is 62032929246

Bases of 64138036896

• Binary: 111011101110111011001100011010100000₂
• Hexadecimal: 0xEEEECC6A0
• Base-36: TGQ4Q00

Squares and roots of 64138036896

• 64138036896 squared (64138036896²) is 4113687776872657314816
• 64138036896 cubed (64138036896³) is 263843858411682710351232895451136
• The square root of 64138036896 is 253254.8852361983
• The cube root of 64138036896 is 4002.8737036293

Scales and comparisons

• 64,138,036,896 seconds is equal to 2,039 years, 20 weeks, 2 days, 9 hours, 21 minutes, 36 seconds.
• To count from 1 to 64,138,036,896 would take you about four thousand and seventy-eight 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 64138036896 cubic inches would be around 333.6 feet tall.

Recreational maths with 64138036896

• 64138036896 backwards is 69863083146
• 64138036896 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64138036896's digits is 54
• More coming soon!