15503097551668920

Names of 15503097551668920

• Cardinal: 15503097551668920 can be written as Fifteen quadrillion, five hundred three trillion, ninety-seven billion, five hundred fifty-one million, six hundred sixty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.550309755166892 × 10¹⁶

Factors of 15503097551668920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14354719955259

Divisors of 15503097551668920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 14354719955249 28709439910498 43064159865747 57418879820996 71773599776245 86128319731494 114837759641992 129192479597241 143547199552490 172256639462988 215320799328735 258384959194482 287094399104980 344513278925976 387577438791723 430641598657470 516769918388964 574188798209960 645962397986205 775154877583446 861283197314940 1033539836777928 1291924795972410 1550309755166892 1722566394629880 1937887193958615 2583849591944820 3100619510333784 3875774387917230 5167699183889640 7751548775834460 15503097551668920
• Sum of all divisors σ(n): 51676991838900000
• Sum of proper divisors (its aliquot sum) s(n): 36173894287231080
• 15503097551668920 is an abundant number, because the sum of its proper divisors (36173894287231080) is greater than itself. Its abundance is 20670796735562160

Bases of 15503097551668920

• Binary: 110111000100111111110000101110011111000100011010111000₂
• Hexadecimal: 0x3713FC2E7C46B8
• Base-36: 48NE0P05A60

Squares and roots of 15503097551668920

• 15503097551668920 squared (15503097551668920²) is 240346033696562861629077293966400
• 15503097551668920 cubed (15503097551668920³) is 3726108006554519446099604895881125299766404288000
• The square root of 15503097551668920 is 124511435.4253010771
• The cube root of 15503097551668920 is 249348.1554809641

Scales and comparisons

• 15,503,097,551,668,920 seconds is equal to 492,950,547 years, 47 weeks, 3 days, 14 hours, 42 minutes.
• To count from 1 to 15,503,097,551,668,920 would take you about one billion, four hundred seventy-eight million, eight hundred fifty-one thousand, six hundred forty-three 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 15503097551668920 cubic inches would be around 20779 feet tall.

Recreational maths with 15503097551668920

• 15503097551668920 backwards is 02986615579030551
• 15503097551668920 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 15503097551668920's digits is 72
• More coming soon!