31421297679589401

Names of 31421297679589401

• Cardinal: 31421297679589401 can be written as Thirty-one quadrillion, four hundred twenty-one trillion, two hundred ninety-seven billion, six hundred seventy-nine million, five hundred eighty-nine thousand, four hundred one.

Scientific notation

• Scientific notation: 3.1421297679589401 × 10¹⁶

Factors of 31421297679589401

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 64126372

Divisors of 31421297679589401

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 43 129 4054763 12164289 60071563 174354809 180214689 523064427 2583077209 7749231627 243575951004569 730727853013707 10473765893196467 31421297679589401
• Sum of all divisors σ(n): 42869378663037696
• Sum of proper divisors (its aliquot sum) s(n): 11448080983448295
• 31421297679589401 is a deficient number, because the sum of its proper divisors (11448080983448295) is less than itself. Its deficiency is 19973216696141106

Bases of 31421297679589401

• Binary: 1101111101000011000000011110110100100101110000000011001₂
• Hexadecimal: 0x6FA180F692E019
• Base-36: 8LDX4VOK9AX

Squares and roots of 31421297679589401

• 31421297679589401 squared (31421297679589401²) is 987297947869370275587947951538801
• 31421297679589401 cubed (31421297679589401³) is 31022182718451221633295334039860744450327799848201
• The square root of 31421297679589401 is 177260536.1596015285
• The cube root of 31421297679589401 is 315554.7382204793

Scales and comparisons

• 31,421,297,679,589,401 seconds is equal to 999,100,073 years, 39 weeks, 2 days, 2 hours, 23 minutes, 21 seconds.
• To count from 1 to 31,421,297,679,589,401 would take you about two billion, nine hundred ninety-seven million, three hundred thousand, two hundred twenty-one 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 31421297679589401 cubic inches would be around 26296.2 feet tall.

Recreational maths with 31421297679589401

• 31421297679589401 backwards is 10498597679212413
• The number of decimal digits it has is: 17
• The sum of 31421297679589401's digits is 78
• More coming soon!