18955767449664

Names of 18955767449664

• Cardinal: 18955767449664 can be written as Eighteen trillion, nine hundred fifty-five billion, seven hundred sixty-seven million, four hundred forty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.8955767449664 × 10¹³

Factors of 18955767449664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1061590955

Divisors of 18955767449664

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 64 72 93 96 124 144 186 192 248 279 288 372 496 558 576 744 992 1116 1488 1984 2232 2976 4464 5952 8928 17856 1061590919 2123181838 3184772757 4246363676 6369545514 8492727352 9554318271 12739091028 16985454704 19108636542 25478182056 32909318489 33970909408 38217273084 50956364112 65818636978 67941818816 76434546168 98727955467 101912728224 131637273956 152869092336 197455910934 203825456448 263274547912 296183866401 305738184672 394911821868 526549095824 592367732802 611476369344 789823643736 1053098191648 1184735465604 1579647287472 2106196383296 2369470931208 3159294574944 4738941862416 6318589149888 9477883724832 18955767449664
• Sum of all divisors σ(n): 56085971485440
• Sum of proper divisors (its aliquot sum) s(n): 37130204035776
• 18955767449664 is an abundant number, because the sum of its proper divisors (37130204035776) is greater than itself. Its abundance is 18174436586112

Bases of 18955767449664

• Binary: 100010011110101111011110010010000100001000000₂
• Hexadecimal: 0x113D7BC90840
• Base-36: 6PW5QIKW0

Squares and roots of 18955767449664

• 18955767449664 squared (18955767449664²) is 359321119605741226773712896
• 18955767449664 cubed (18955767449664³) is 6811207582999334483412686377446067666944
• The square root of 18955767449664 is 4353822.1655993255
• The cube root of 18955767449664 is 26663.2933431015

Scales and comparisons

• 18,955,767,449,664 seconds is equal to 602,734 years, 40 weeks, 14 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,955,767,449,664 would take you about one million, five hundred six thousand, eight hundred thirty-six 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 18955767449664 cubic inches would be around 2221.9 feet tall.

Recreational maths with 18955767449664

• 18955767449664 backwards is 46694476755981
• The number of decimal digits it has is: 14
• The sum of 18955767449664's digits is 81
• More coming soon!