1221013622377800

Names of 1221013622377800

• Cardinal: 1221013622377800 can be written as One quadrillion, two hundred twenty-one trillion, thirteen billion, six hundred twenty-two million, three hundred seventy-seven thousand, eight hundred.

Scientific notation

• Scientific notation: 1.2210136223778 × 10¹⁵

Factors of 1221013622377800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 678340901331

Divisors of 1221013622377800

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1800 678340901321 1356681802642 2035022703963 2713363605284 3391704506605 4070045407926 5426727210568 6105068111889 6783409013210 8140090815852 10175113519815 12210136223778 13566818026420 16280181631704 16958522533025 20350227039630 24420272447556 27133636052840 30525340559445 33917045066050 40700454079260 48840544895112 50875567599075 61050681118890 67834090132100 81400908158520 101751135198150 122101362237780 135668180264200 152626702797225 203502270396300 244202724475560 305253405594450 407004540792600 610506811188900 1221013622377800
• Sum of all divisors σ(n): 4100570748491490
• Sum of proper divisors (its aliquot sum) s(n): 2879557126113690
• 1221013622377800 is an abundant number, because the sum of its proper divisors (2879557126113690) is greater than itself. Its abundance is 1658543503735890

Bases of 1221013622377800

• Binary: 100010101101000000101100011001110100100110101001000₂
• Hexadecimal: 0x45681633A4D48
• Base-36: C0T9WX4JM0

Squares and roots of 1221013622377800

• 1221013622377800 squared (1221013622377800²) is 1490874266032156776925932840000
• 1221013622377800 cubed (1221013622377800³) is 1820377788077767612373128113019763906952000000
• The square root of 1221013622377800 is 34943005.3426690819
• The cube root of 1221013622377800 is 106882.5573271271

Scales and comparisons

• 1,221,013,622,377,800 seconds is equal to 38,824,456 years, 18 weeks, 20 hours, 30 minutes.
• To count from 1 to 1,221,013,622,377,800 would take you about one hundred sixteen million, four hundred seventy-three thousand, three hundred sixty-nine 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 1221013622377800 cubic inches would be around 8906.9 feet tall.

Recreational maths with 1221013622377800

• 1221013622377800 backwards is 0087732263101221
• 1221013622377800 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1221013622377800's digits is 45
• More coming soon!