11491342128

Names of 11491342128

• Cardinal: 11491342128 can be written as Eleven billion, four hundred ninety-one million, three hundred forty-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.1491342128 × 10¹⁰

Factors of 11491342128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 71764

Divisors of 11491342128

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 53 54 56 63 72 84 106 108 112 126 144 159 168 189 212 216 252 318 336 371 378 424 432 477 504 636 742 756 848 954 1008 1113 1272 1431 1484 1512 1908 2226 2544 2862 2968 3024 3339 3816 4452 5724 5936 6678 7632 8904 10017 11448 13356 17808 20034 22896 26712 40068 53424 71699 80136 143398 160272 215097 286796 430194 501893 573592 645291 860388 1003786 1147184 1290582 1505679 1720776 1935873 2007572 2581164 3011358 3441552 3800047 3871746 4015144 4517037 5162328 6022716 7600094 7743492 8030288 9034074 10324656 11400141 12045432 13551111 15200188 15486984 18068148 22800282 24090864 26600329 27102222 30400376 30973968 34200423 36136296 45600564 53200658 54204444 60800752 68400846 72272592 79800987 91201128 102601269 106401316 108408888 136801692 159601974 182402256 205202538 212802632 216817776 239402961 273603384 319203948 410405076 425605264 478805922 547206768 638407896 718208883 820810152 957611844 1276815792 1436417766 1641620304 1915223688 2872835532 3830447376 5745671064 11491342128
• Sum of all divisors σ(n): 38408256000
• Sum of proper divisors (its aliquot sum) s(n): 26916913872
• 11491342128 is an abundant number, because the sum of its proper divisors (26916913872) is greater than itself. Its abundance is 15425571744

Bases of 11491342128

• Binary: 1010101100111011111111011100110000₂
• Hexadecimal: 0x2ACEFF730
• Base-36: 5A1NCC0

Squares and roots of 11491342128

• 11491342128 squared (11491342128²) is 132050943902747568384
• 11491342128 cubed (11491342128³) is 1517442574711807867520620081152
• The square root of 11491342128 is 107197.6778106685
• The cube root of 11491342128 is 2256.6121301809

Scales and comparisons

• 11,491,342,128 seconds is equal to 365 years, 20 weeks, 1 day, 15 hours, 28 minutes, 48 seconds.
• To count from 1 to 11,491,342,128 would take you about seven hundred thirty 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 11491342128 cubic inches would be around 188.1 feet tall.

Recreational maths with 11491342128

• 11491342128 backwards is 82124319411
• 11491342128 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 11491342128's digits is 36
• More coming soon!