13215812171862999

Names of 13215812171862999

• Cardinal: 13215812171862999 can be written as Thirteen quadrillion, two hundred fifteen trillion, eight hundred twelve billion, one hundred seventy-one million, eight hundred sixty-two thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.3215812171862999 × 10¹⁶

Factors of 13215812171862999

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 140049966

Divisors of 13215812171862999

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 43 129 735373 2206119 31621039 94863117 139314547 417943641 5990525521 17971576563 102448156371031 307344469113093 4405270723954333 13215812171862999
• Sum of all divisors σ(n): 18030900170087552
• Sum of proper divisors (its aliquot sum) s(n): 4815087998224553
• 13215812171862999 is a deficient number, because the sum of its proper divisors (4815087998224553) is less than itself. Its deficiency is 8400724173638446

Bases of 13215812171862999

• Binary: 101110111100111011011000001101111011000001001111010111₂
• Hexadecimal: 0x2EF3B60DEC13D7
• Base-36: 3M4M4AOYVH3

Squares and roots of 13215812171862999

• 13215812171862999 squared (13215812171862999²) is 174657691361962198617266425274001
• 13215812171862999 cubed (13215812171862999³) is 2308243243410911003915671009330306733411208588999
• The square root of 13215812171862999 is 114960045.9806057967
• The cube root of 13215812171862999 is 236427.4796194683

Scales and comparisons

• 13,215,812,171,862,999 seconds is equal to 420,221,947 years, 45 weeks, 3 days, 4 hours, 36 minutes, 39 seconds.
• To count from 1 to 13,215,812,171,862,999 would take you about one billion, two hundred sixty million, six hundred sixty-five thousand, eight 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 13215812171862999 cubic inches would be around 19702.3 feet tall.

Recreational maths with 13215812171862999

• 13215812171862999 backwards is 99926817121851231
• The number of decimal digits it has is: 17
• The sum of 13215812171862999's digits is 75
• More coming soon!