31145209088

Names of 31145209088

• Cardinal: 31145209088 can be written as Thirty-one billion, one hundred forty-five million, two hundred nine thousand and eighty-eight.

Scientific notation

• Scientific notation: 3.1145209088 × 10¹⁰

Factors of 31145209088

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 9927

Divisors of 31145209088

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 257 392 448 514 784 896 1028 1568 1792 1799 2056 3136 3598 4112 6272 7196 8224 9661 12544 12593 14392 16448 19322 25186 28784 32896 38644 50372 57568 65792 67627 77288 100744 115136 135254 154576 201488 230272 270508 309152 402976 460544 473389 541016 618304 805952 946778 1082032 1236608 1611904 1893556 2164064 2473216 2482877 3223808 3787112 4328128 4965754 7574224 8656256 9931508 15148448 17312512 17380139 19863016 30296896 34760278 39726032 60593792 69520556 79452064 121187584 121660973 139041112 158904128 243321946 278082224 317808256 486643892 556164448 635616512 973287784 1112328896 1946575568 2224657792 3893151136 4449315584 7786302272 15572604544 31145209088
• Sum of all divisors σ(n): 72607669092
• Sum of proper divisors (its aliquot sum) s(n): 41462460004
• 31145209088 is an abundant number, because the sum of its proper divisors (41462460004) is greater than itself. Its abundance is 10317250916

Bases of 31145209088

• Binary: 11101000000011001100010110100000000₂
• Hexadecimal: 0x740662D00
• Base-36: EB31X4W

Squares and roots of 31145209088

• 31145209088 squared (31145209088²) is 970024049135237791744
• 31145209088 cubed (31145209088³) is 30211601830705366612466280169472
• The square root of 31145209088 is 176480.0529465015
• The cube root of 31145209088 is 3146.2779279739

Scales and comparisons

• 31,145,209,088 seconds is equal to 990 years, 16 weeks, 4 days, 22 hours, 58 minutes, 8 seconds.
• To count from 1 to 31,145,209,088 would take you about one thousand, nine hundred eighty 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 31145209088 cubic inches would be around 262.2 feet tall.

Recreational maths with 31145209088

• 31145209088 backwards is 88090254113
• The number of decimal digits it has is: 11
• The sum of 31145209088's digits is 41
• More coming soon!