8380991916

Names of 8380991916

• Cardinal: 8380991916 can be written as Eight billion, three hundred eighty million, nine hundred ninety-one thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 8.380991916 × 10⁹

Factors of 8380991916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1012

Divisors of 8380991916

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 81 99 108 121 132 162 198 242 297 313 324 363 396 484 594 626 683 726 891 939 1089 1188 1252 1366 1452 1782 1878 2049 2178 2732 2817 3267 3443 3564 3756 4098 4356 5634 6147 6534 6886 7513 8196 8451 9801 10329 11268 12294 13068 13772 15026 16902 18441 19602 20658 22539 24588 25353 30052 30987 33804 36882 37873 39204 41316 45078 50706 55323 61974 67617 73764 75746 82643 90156 92961 101412 110646 113619 123948 135234 151492 165286 185922 202851 213779 221292 227238 247929 270468 278883 330572 340857 371844 405702 427558 454476 495858 557766 608553 641337 681714 743787 811404 855116 991716 1022571 1115532 1217106 1282674 1363428 1487574 1924011 2045142 2231361 2351569 2434212 2565348 2975148 3067713 3848022 4090284 4462722 4703138 5772033 6135426 6694083 7054707 7696044 8925444 9406276 11544066 12270852 13388166 14109414 17316099 21164121 23088132 25867259 26776332 28218828 34632198 42328242 51734518 63492363 69264396 77601777 84656484 103469036 126984726 155203554 190477089 232805331 253969452 310407108 380954178 465610662 698415993 761908356 931221324 1396831986 2095247979 2793663972 4190495958 8380991916
• Sum of all divisors σ(n): 24194731176
• Sum of proper divisors (its aliquot sum) s(n): 15813739260
• 8380991916 is an abundant number, because the sum of its proper divisors (15813739260) is greater than itself. Its abundance is 7432747344

Bases of 8380991916

• Binary: 111110011100010111100100110101100₂
• Hexadecimal: 0x1F38BC9AC
• Base-36: 3ULTQR0

Squares and roots of 8380991916

• 8380991916 squared (8380991916²) is 70241025496057351056
• 8380991916 cubed (8380991916³) is 588689466854006549072710063296
• The square root of 8380991916 is 91547.7575694785
• The cube root of 8380991916 is 2031.2582423321

Scales and comparisons

• 8,380,991,916 seconds is equal to 266 years, 25 weeks, 3 days, 5 hours, 18 minutes, 36 seconds.
• To count from 1 to 8,380,991,916 would take you about five hundred thirty-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 8380991916 cubic inches would be around 169.3 feet tall.

Recreational maths with 8380991916

• 8380991916 backwards is 6191990838
• 8380991916 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8380991916's digits is 54
• More coming soon!