31156486144

Names of 31156486144

• Cardinal: 31156486144 can be written as Thirty-one billion, one hundred fifty-six million, four hundred eighty-six thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 3.1156486144 × 10¹⁰

Factors of 31156486144

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 206

Divisors of 31156486144

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 197 224 256 392 394 448 512 784 788 896 1024 1379 1568 1576 1792 2048 2758 3136 3152 3584 4096 5516 6272 6304 7168 8192 9653 11032 12544 12608 14336 16384 19306 22064 25088 25216 28672 38612 38809 44128 50176 50432 57344 77224 77618 88256 100352 100864 114688 154448 155236 176512 200704 201728 271663 308896 310472 353024 401408 403456 543326 617792 620944 706048 802816 806912 1086652 1235584 1241888 1412096 1613824 1901641 2173304 2471168 2483776 2824192 3227648 3803282 4346608 4942336 4967552 5648384 7606564 8693216 9884672 9935104 11296768 15213128 17386432 19769344 19870208 22593536 30426256 34772864 39538688 39740416 60852512 69545728 79077376 79480832 121705024 139091456 158154752 158961664 243410048 278182912 317923328 486820096 556365824 635846656 973640192 1112731648 1947280384 2225463296 3894560768 4450926592 7789121536 15578243072 31156486144
• Sum of all divisors σ(n): 72854115033
• Sum of proper divisors (its aliquot sum) s(n): 41697628889
• 31156486144 is an abundant number, because the sum of its proper divisors (41697628889) is greater than itself. Its abundance is 10541142745

Bases of 31156486144

• Binary: 11101000001000100100100000000000000₂
• Hexadecimal: 0x741124000
• Base-36: EB9RMKG

Squares and roots of 31156486144

• 31156486144 squared (31156486144²) is 970726628841263988736
• 31156486144 cubed (31156486144³) is 30244430761104672240499356073984
• 31156486144 is a perfect square number. Its square root is 176512
• The cube root of 31156486144 is 3146.6576168785

Scales and comparisons

• 31,156,486,144 seconds is equal to 990 years, 35 weeks, 2 days, 11 hours, 29 minutes, 4 seconds.
• To count from 1 to 31,156,486,144 would take you about one thousand, nine hundred eighty-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 31156486144 cubic inches would be around 262.2 feet tall.

Recreational maths with 31156486144

• 31156486144 backwards is 44168465113
• The number of decimal digits it has is: 11
• The sum of 31156486144's digits is 43
• More coming soon!