40407817845

Names of 40407817845

• Cardinal: 40407817845 can be written as Forty billion, four hundred seven million, eight hundred seventeen thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 4.0407817845 × 10¹⁰

Factors of 40407817845

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1907

Divisors of 40407817845

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 15 19 31 37 57 71 93 95 111 155 185 213 285 355 465 555 589 703 1065 1147 1349 1741 1767 2109 2201 2627 2945 3441 3515 4047 5223 5735 6603 6745 7881 8705 8835 10545 11005 13135 17205 20235 21793 26115 33015 33079 39405 41819 49913 53971 64417 65379 81437 99237 108965 123611 125457 149739 161913 165395 193251 209095 244311 249565 269855 322085 326895 370833 407185 496185 618055 627285 748695 809565 966255 1025449 1221555 1223923 1547303 1854165 1996927 2348609 3076347 3671769 3831941 4573607 4641909 5127245 5990781 6119615 7045827 7736515 9984635 11495823 11743045 13720821 15381735 18358845 19159705 22868035 23209545 29953905 35229135 37941613 57479115 68604105 72806879 86898533 113824839 141781817 189708065 218420637 260695599 364034395 425345451 434492665 569124195 708909085 1092103185 1303477995 2126727255 2693854523 8081563569 13469272615 40407817845
• Sum of all divisors σ(n): 73207480320
• Sum of proper divisors (its aliquot sum) s(n): 32799662475
• 40407817845 is a deficient number, because the sum of its proper divisors (32799662475) is less than itself. Its deficiency is 7608155370

Bases of 40407817845

• Binary: 100101101000011111100101111001110101₂
• Hexadecimal: 0x9687E5E75
• Base-36: IK9RRSL

Squares and roots of 40407817845

• 40407817845 squared (40407817845²) is 1632791742994700444025
• 40407817845 cubed (40407817845³) is 65977551329749910342502818626125
• The square root of 40407817845 is 201016.9590979825
• The cube root of 40407817845 is 3431.5352613159

Scales and comparisons

• 40,407,817,845 seconds is equal to 1,284 years, 43 weeks, 6 days, 1 hour, 50 minutes, 45 seconds.
• To count from 1 to 40,407,817,845 would take you about two thousand, five hundred sixty-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 40407817845 cubic inches would be around 286 feet tall.

Recreational maths with 40407817845

• 40407817845 backwards is 54871870404
• The number of decimal digits it has is: 11
• The sum of 40407817845's digits is 48
• More coming soon!