31080742120

Names of 31080742120

• Cardinal: 31080742120 can be written as Thirty-one billion, eighty million, seven hundred forty-two thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.108074212 × 10¹⁰

Factors of 31080742120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 20274

Divisors of 31080742120

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 40 101 202 389 404 505 778 808 1010 1556 1945 2020 3112 3890 4040 7780 15560 19777 39289 39554 78578 79108 98885 157156 158216 196445 197770 314312 392890 395540 785780 791080 1571560 1997477 3994954 7693253 7989908 9987385 15386506 15979816 19974770 30773012 38466265 39949540 61546024 76932530 79899080 153865060 307730120 777018553 1554037106 3108074212 3885092765 6216148424 7770185530 15540371060 31080742120
• Sum of all divisors σ(n): 70809195600
• Sum of proper divisors (its aliquot sum) s(n): 39728453480
• 31080742120 is an abundant number, because the sum of its proper divisors (39728453480) is greater than itself. Its abundance is 8647711360

Bases of 31080742120

• Binary: 11100111100100011100111110011101000₂
• Hexadecimal: 0x73C8E7CE8
• Base-36: EA0O63S

Squares and roots of 31080742120

• 31080742120 squared (31080742120²) is 966012530729942094400
• 31080742120 cubed (31080742120³) is 30024386352305905598579096128000
• The square root of 31080742120 is 176297.3117208541
• The cube root of 31080742120 is 3144.1056184263

Scales and comparisons

• 31,080,742,120 seconds is equal to 988 years, 14 weeks, 19 hours, 28 minutes, 40 seconds.
• To count from 1 to 31,080,742,120 would take you about one thousand, nine hundred seventy-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 31080742120 cubic inches would be around 262 feet tall.

Recreational maths with 31080742120

• 31080742120 backwards is 02124708013
• The number of decimal digits it has is: 11
• The sum of 31080742120's digits is 28
• More coming soon!