31940961012

Names of 31940961012

• Cardinal: 31940961012 can be written as Thirty-one billion, nine hundred forty million, nine hundred sixty-one thousand and twelve.

Scientific notation

• Scientific notation: 3.1940961012 × 10¹⁰

Factors of 31940961012

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 17877

Divisors of 31940961012

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 2081 4162 6243 8324 12486 15791 18729 24972 31582 37458 47373 56187 63164 74916 94746 112374 142119 168561 189492 224748 284238 337122 426357 505683 568476 674244 852714 1011366 1279071 1705428 2022732 2558142 3837213 5116284 7674426 15348852 32861071 65722142 98583213 131444284 197166426 295749639 394332852 591499278 887248917 1182998556 1774497834 2661746751 3548995668 5323493502 7985240253 10646987004 15970480506 31940961012
• Sum of all divisors σ(n): 83775549312
• Sum of proper divisors (its aliquot sum) s(n): 51834588300
• 31940961012 is an abundant number, because the sum of its proper divisors (51834588300) is greater than itself. Its abundance is 19893627288

Bases of 31940961012

• Binary: 11101101111110101000110001011110100₂
• Hexadecimal: 0x76FD462F4
• Base-36: EO8TN90

Squares and roots of 31940961012

• 31940961012 squared (31940961012²) is 1020224990370104064144
• 31940961012 cubed (31940961012³) is 32586966640879569363206251153728
• The square root of 31940961012 is 178720.3430278715
• The cube root of 31940961012 is 3172.8484321295

Scales and comparisons

• 31,940,961,012 seconds is equal to 1,015 years, 32 weeks, 3 days, 1 hour, 10 minutes, 12 seconds.
• To count from 1 to 31,940,961,012 would take you about two thousand and thirty-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 31940961012 cubic inches would be around 264.4 feet tall.

Recreational maths with 31940961012

• 31940961012 backwards is 21016904913
• 31940961012 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31940961012's digits is 36
• More coming soon!