640827010016

Names of 640827010016

• Cardinal: 640827010016 can be written as Six hundred forty billion, eight hundred twenty-seven million, ten thousand and sixteen.

Scientific notation

• Scientific notation: 6.40827010016 × 10¹¹

Factors of 640827010016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4312

Divisors of 640827010016

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 29 32 58 73 79 116 146 158 232 292 316 464 584 632 841 928 1168 1264 1682 2117 2291 2336 2528 3364 4129 4234 4582 5767 6728 8258 8468 9164 11534 13456 16516 16936 18328 23068 26912 33032 33872 36656 46136 61393 66064 66439 67744 73312 92272 119741 122786 132128 132878 167243 184544 239482 245572 265756 301417 326191 334486 478964 491144 531512 602834 652382 668972 957928 982288 1063024 1205668 1304764 1337944 1915856 1964576 2126048 2411336 2609528 2675888 3472489 3831712 4822672 4850047 5219056 5351776 6944978 8741093 9459539 9645344 9700094 10438112 13889956 17482186 18919078 19400188 23811943 27779912 34964372 37838156 38800376 47623886 55559824 69928744 75676312 77600752 95247772 111119648 139857488 151352624 155201504 190495544 253491697 274326631 279714976 302705248 380991088 506983394 548653262 690546347 761982176 1013966788 1097306524 1381092694 2027933576 2194613048 2762185388 4055867152 4389226096 5524370776 8111734304 8778452192 11048741552 20025844063 22097483104 40051688126 80103376252 160206752504 320413505008 640827010016
• Sum of all divisors σ(n): 1341622900800
• Sum of proper divisors (its aliquot sum) s(n): 700795890784
• 640827010016 is an abundant number, because the sum of its proper divisors (700795890784) is greater than itself. Its abundance is 59968880768

Bases of 640827010016

• Binary: 1001010100110100010001000010101111100000₂
• Hexadecimal: 0x9534442BE0
• Base-36: 86E3UTI8

Squares and roots of 640827010016

• 640827010016 squared (640827010016²) is 410659256766046564320256
• 640827010016 cubed (640827010016³) is 263161543648778437442379079943684096
• The square root of 640827010016 is 800516.7143889001
• The cube root of 640827010016 is 8621.4491187977

Scales and comparisons

• 640,827,010,016 seconds is equal to 20,376 years, 16 weeks, 3 days, 6 hours, 46 minutes, 56 seconds.
• To count from 1 to 640,827,010,016 would take you about forty thousand, seven hundred fifty-two 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 640827010016 cubic inches would be around 718.5 feet tall.

Recreational maths with 640827010016

• 640827010016 backwards is 610010728046
• The number of decimal digits it has is: 12
• The sum of 640827010016's digits is 35
• More coming soon!