399705941007

Names of 399705941007

• Cardinal: 399705941007 can be written as Three hundred ninety-nine billion, seven hundred five million, nine hundred forty-one thousand and seven.

Scientific notation

• Scientific notation: 3.99705941007 × 10¹¹

Factors of 399705941007

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7405

Divisors of 399705941007

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 27 29 81 83 87 249 261 293 747 783 879 2241 2349 2407 2637 6723 6997 7221 7911 8497 20991 21663 23733 24319 25491 62973 64989 72957 76473 188919 194967 202913 218871 229419 566757 580751 608739 656613 688257 705251 1742253 1826217 1969839 2050121 2115753 5226759 5478651 6150363 6347259 15680277 16435953 16841779 18451089 19041777 47040831 50525337 55353267 57125331 59453509 151576011 166059801 170160043 178360527 454728033 510480129 535081581 1364184099 1531440387 1605244743 4594321161 4815734229 4934641247 13782963483 14803923741 44411771223 133235313669 399705941007
• Sum of all divisors σ(n): 627346067040
• Sum of proper divisors (its aliquot sum) s(n): 227640126033
• 399705941007 is a deficient number, because the sum of its proper divisors (227640126033) is less than itself. Its deficiency is 172065814974

Bases of 399705941007

• Binary: 101110100010000010101001010010000001111₂
• Hexadecimal: 0x5D1054A40F
• Base-36: 53MELHXR

Squares and roots of 399705941007

• 399705941007 squared (399705941007²) is 159764839276291364174049
• 399705941007 cubed (399705941007³) is 63858955422762152582295982874327343
• The square root of 399705941007 is 632223.0152462025
• The cube root of 399705941007 is 7366.2570170001

Scales and comparisons

• 399,705,941,007 seconds is equal to 12,709 years, 21 weeks, 3 days, 4 hours, 3 minutes, 27 seconds.
• To count from 1 to 399,705,941,007 would take you about twenty-five thousand, four hundred eighteen 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 399705941007 cubic inches would be around 613.9 feet tall.

Recreational maths with 399705941007

• 399705941007 backwards is 700149507993
• The number of decimal digits it has is: 12
• The sum of 399705941007's digits is 54
• More coming soon!