64904365012749201

Names of 64904365012749201

• Cardinal: 64904365012749201 can be written as Sixty-four quadrillion, nine hundred four trillion, three hundred sixty-five billion, twelve million, seven hundred forty-nine thousand, two hundred one.

Scientific notation

• Scientific notation: 6.4904365012749201 × 10¹⁶

Factors of 64904365012749201

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18363

Divisors of 64904365012749201

• Number of divisors d(n): 30
• Complete list of divisors:
  1 3 9 27 81 1699 5097 15291 16661 45873 49983 137619 149949 449847 1349541 28307039 84921117 254763351 277588921 764290053 832766763 2292870159 2498300289 7494900867 22484702601 471623576779 1414870730337 4244612191011 12733836573033 38201509719099
• Sum of all divisors σ(n): 64923266971453202
• Sum of proper divisors (its aliquot sum) s(n): 18901958704001
• 64904365012749201 is a deficient number, because the sum of its proper divisors (18901958704001) is less than itself. Its deficiency is 64885463054045200

Bases of 64904365012749201

• Binary: 11100110100101100010110100010100111101010000101110010001₂
• Hexadecimal: 0xE6962D14F50B91
• Base-36: HR2ODNVJO29

Squares and roots of 64904365012749201

• 64904365012749201 squared (64904365012749201²) is 4212576597708182590487272126138401
• 64904365012749201 cubed (64904365012749201³) is 273414609141817032111709197120035739298200828167601
• 64904365012749201 is a perfect square number. Its square root is 254763351
• The cube root of 64904365012749201 is 401875.2882720573

Scales and comparisons

• 64,904,365,012,749,201 seconds is equal to 2,063,758,045 years, 1 week, 1 day, 7 hours, 13 minutes, 21 seconds.
• To count from 1 to 64,904,365,012,749,201 would take you about six billion, one hundred ninety-one million, two hundred seventy-four thousand, one hundred thirty-five 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 64904365012749201 cubic inches would be around 33489.6 feet tall.

Recreational maths with 64904365012749201

• 64904365012749201 backwards is 10294721056340946
• The number of decimal digits it has is: 17
• The sum of 64904365012749201's digits is 63
• More coming soon!