390829605161130761

Names of 390829605161130761

• Cardinal: 390829605161130761 can be written as Three hundred ninety quadrillion, eight hundred twenty-nine trillion, six hundred five billion, one hundred sixty-one million, one hundred thirty thousand, seven hundred sixty-one.

Scientific notation

• Scientific notation: 3.90829605161130761 × 10¹⁷

Factors of 390829605161130761

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 282

Divisors of 390829605161130761

• Number of divisors d(n): 30
• Complete list of divisors:
  1 41 241 1681 9881 58081 68921 405121 2381321 2825761 13997521 16609961 97634161 115856201 573898361 681008401 3373402561 4003000601 23529832801 27921344441 138309505001 164123024641 964723144841 5670689705041 6729044010281 39553648938481 232498277906681 1621699606477721 9532429394173921 390829605161130761
• Sum of all divisors σ(n): 402269513310353430
• Sum of proper divisors (its aliquot sum) s(n): 11439908149222669
• 390829605161130761 is a deficient number, because the sum of its proper divisors (11439908149222669) is less than itself. Its deficiency is 379389697011908092

Bases of 390829605161130761

• Binary: 10101101100100000010111010010000111010101011101101100001001₂
• Hexadecimal: 0x56C81748755DB09
• Base-36: 2YW9J5YVKE15

Squares and roots of 390829605161130761

• 390829605161130761 squared (390829605161130761²) is 152747780270405368375921932140439121
• 390829605161130761 cubed (390829605161130761³) is 59698354652321689388272263034182261189356519440901081
• The square root of 390829605161130761 is 625163662.7005209753
• The cube root of 390829605161130761 is 731132.0430215311

Scales and comparisons

• 390,829,605,161,130,761 seconds is equal to 12,427,172,528 years, 40 weeks, 4 days, 1 hour, 12 minutes, 41 seconds.
• To count from 1 to 390,829,605,161,130,761 would take you about thirty-seven billion, two hundred eighty-one million, five hundred seventeen thousand, five hundred eighty-six 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 390829605161130761 cubic inches would be around 60927.7 feet tall.

Recreational maths with 390829605161130761

• 390829605161130761 backwards is 167031161506928093
• The number of decimal digits it has is: 18
• The sum of 390829605161130761's digits is 68
• More coming soon!