31486489293

Names of 31486489293

• Cardinal: 31486489293 can be written as Thirty-one billion, four hundred eighty-six million, four hundred eighty-nine thousand, two hundred ninety-three.

Scientific notation

• Scientific notation: 3.1486489293 × 10¹⁰

Factors of 31486489293

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1307

Divisors of 31486489293

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 17 19 21 31 51 57 93 119 133 137 217 323 357 399 411 527 589 651 959 969 1093 1581 1767 2261 2329 2603 2877 3279 3689 4123 4247 6783 6987 7651 7809 10013 11067 12369 12741 16303 18221 18581 20767 22953 29729 30039 33883 44251 48909 54663 55743 62301 70091 72199 80693 89187 101649 130067 132753 145369 149741 210273 216597 237181 242079 309757 353039 390201 436107 449223 505393 564851 576011 643777 711543 929271 1048187 1059117 1371781 1516179 1694553 1728033 1931331 2471273 2545597 2845079 3144561 4032077 4115343 4506439 4641971 7413819 7636791 8535237 9602467 10944209 12096231 13519317 13925913 17819179 19915553 28807401 32493797 32832627 48366343 53457537 59746659 76609463 78913507 88197449 97481391 145099029 229828389 236740521 264592347 338564401 552394549 617382143 1015693203 1499356633 1657183647 1852146429 4498069899 10495496431 31486489293
• Sum of all divisors σ(n): 55654318080
• Sum of proper divisors (its aliquot sum) s(n): 24167828787
• 31486489293 is a deficient number, because the sum of its proper divisors (24167828787) is less than itself. Its deficiency is 7318660506

Bases of 31486489293

• Binary: 11101010100101111011011001011001101₂
• Hexadecimal: 0x754BDB2CD
• Base-36: EGQ8QML

Squares and roots of 31486489293

• 31486489293 squared (31486489293²) is 991399007998203639849
• 31486489293 cubed (31486489293³) is 31215674250426260269339166636757
• The square root of 31486489293 is 177444.3273057777
• The cube root of 31486489293 is 3157.7282078885

Scales and comparisons

• 31,486,489,293 seconds is equal to 1,001 years, 8 weeks, 6 days, 23 hours, 1 minute, 33 seconds.
• To count from 1 to 31,486,489,293 would take you about two thousand and two 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 31486489293 cubic inches would be around 263.1 feet tall.

Recreational maths with 31486489293

• 31486489293 backwards is 39298468413
• 31486489293 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31486489293's digits is 57
• More coming soon!