121864709431148146

Names of 121864709431148146

• Cardinal: 121864709431148146 can be written as One hundred twenty-one quadrillion, eight hundred sixty-four trillion, seven hundred nine billion, four hundred thirty-one million, one hundred forty-eight thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 1.21864709431148146 × 10¹⁷

Factors of 121864709431148146

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 7657361297

Divisors of 121864709431148146

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 1871 3742 4253 8506 7957363 15914726 7657355171 15314710342 14326911524941 28653823049882 32566731542263 65133463084526 60932354715574073 121864709431148146
• Sum of all divisors σ(n): 182937768071879808
• Sum of proper divisors (its aliquot sum) s(n): 61073058640731662
• 121864709431148146 is a deficient number, because the sum of its proper divisors (61073058640731662) is less than itself. Its deficiency is 60791650790416484

Bases of 121864709431148146

• Binary: 110110000111100110100111010111100010011001011111001110010₂
• Hexadecimal: 0x1B0F34EBC4CBE72
• Base-36: XBXFMN9R04Y

Squares and roots of 121864709431148146

• 121864709431148146 squared (121864709431148146²) is 14851007404738167882247751799237316
• 121864709431148146 cubed (121864709431148146³) is 1809813702138246358948401236786146437190377007416136
• The square root of 121864709431148146 is 349091262.3242640629
• The cube root of 121864709431148146 is 495784.1659671457

Scales and comparisons

• 121,864,709,431,148,146 seconds is equal to 3,874,920,807 years, 31 weeks, 6 days, 14 hours, 55 minutes, 46 seconds.
• To count from 1 to 121,864,709,431,148,146 would take you about eleven billion, six hundred twenty-four million, seven hundred sixty-two thousand, four hundred twenty-two 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 121864709431148146 cubic inches would be around 41315.3 feet tall.

Recreational maths with 121864709431148146

• 121864709431148146 backwards is 641841134907468121
• The number of decimal digits it has is: 18
• The sum of 121864709431148146's digits is 70
• More coming soon!