399941550866513650

Names of 399941550866513650

• Cardinal: 399941550866513650 can be written as Three hundred ninety-nine quadrillion, nine hundred forty-one trillion, five hundred fifty billion, eight hundred sixty-six million, five hundred thirteen thousand, six hundred fifty.

Scientific notation

• Scientific notation: 3.9994155086651365 × 10¹⁷

Factors of 399941550866513650

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 178894393

Divisors of 399941550866513650

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 5 10 25 50 88043869 90850517 176087738 181701034 440219345 454252585 880438690 908505170 2201096725 2271262925 4402193450 4542525850 7998831017330273 15997662034660546 39994155086651365 79988310173302730 199970775433256825 399941550866513650
• Sum of all divisors σ(n): 743891301248893380
• Sum of proper divisors (its aliquot sum) s(n): 343949750382379730
• 399941550866513650 is a deficient number, because the sum of its proper divisors (343949750382379730) is less than itself. Its deficiency is 55991800484133920

Bases of 399941550866513650

• Binary: 10110001100111000001011100010110110010100010011111011110010₂
• Hexadecimal: 0x58CE0B8B6513EF2
• Base-36: 31DZG41D327M

Squares and roots of 399941550866513650

• 399941550866513650 squared (399941550866513650²) is 159953244109512125305160905636322500
• 399941550866513650 cubed (399941550866513650³) is 63971948515288318521014627017026897130110382052125000
• The square root of 399941550866513650 is 632409322.2482679769
• The cube root of 399941550866513650 is 736770.4099051077

Scales and comparisons

• 399,941,550,866,513,650 seconds is equal to 12,716,904,217 years, 5 weeks, 6 days, 2 hours, 14 minutes, 10 seconds.
• To count from 1 to 399,941,550,866,513,650 would take you about thirty-eight billion, one hundred fifty million, seven hundred twelve thousand, six hundred fifty-one 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 399941550866513650 cubic inches would be around 61397.5 feet tall.

Recreational maths with 399941550866513650

• 399941550866513650 backwards is 056315668055149993
• The number of decimal digits it has is: 18
• The sum of 399941550866513650's digits is 85
• More coming soon!