31978432046794827170

Names of 31978432046794827170

• Cardinal: 31978432046794827170 can be written as Thirty-one quintillion, nine hundred seventy-eight quadrillion, four hundred thirty-two trillion, forty-six billion, seven hundred ninety-four million, eight hundred twenty-seven thousand, one hundred seventy.

Scientific notation

• Scientific notation: 3.197843204679482717 × 10¹⁹

Factors of 31978432046794827170

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 316100882

Divisors of 31978432046794827170

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 139 278 695 1390 113622307 202478429 227244614 404956858 568111535 1012392145 1136223070 2024784290 15793500673 28144501631 31587001346 56289003262 78967503365 140722508155 157935006730 281445016310 23006066220715703 46012132441431406 115030331103578515 230060662207157030 3197843204679482717 6395686409358965434 15989216023397413585 31978432046794827170
• Sum of all divisors σ(n): 57975287672777428800
• Sum of proper divisors (its aliquot sum) s(n): 25996855625982601630
• 31978432046794827170 is a deficient number, because the sum of its proper divisors (25996855625982601630) is less than itself. Its deficiency is 5981576420812225540

Bases of 31978432046794827170

• Binary: 11011101111001010001101101000010001111111001011000110010110100010₂
• Hexadecimal: 0x1BBCA36847F2C65A2
• Base-36: 6QYGG2Z0DRFS2

Squares and roots of 31978432046794827170

• 31978432046794827170 squared (31978432046794827170²) is 1022620116171474399404950729870170208900
• 31978432046794827170 cubed (31978432046794827170³) is 32701787894674926017921523982737827100374416263958295813000
• The square root of 31978432046794827170 is 5654947572.4178758445
• The cube root of 31978432046794827170 is 3174088.6729701019

Scales and comparisons

• 31,978,432,046,794,827,170 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,978,432,046,794,827,170 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 31978432046794827170 cubic inches would be around 264507.4 feet tall.

Recreational maths with 31978432046794827170

• 31978432046794827170 backwards is 07172849764023487913
• The number of decimal digits it has is: 20
• The sum of 31978432046794827170's digits is 92
• More coming soon!