168682790913

Names of 168682790913

• Cardinal: 168682790913 can be written as One hundred sixty-eight billion, six hundred eighty-two million, seven hundred ninety thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.68682790913 × 10¹¹

Factors of 168682790913

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 841

Divisors of 168682790913

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 13 19 21 37 39 49 57 91 111 133 147 241 247 259 273 399 481 521 637 703 723 741 777 931 1443 1563 1687 1729 1813 1911 2109 2793 3133 3367 3647 4579 4921 5061 5187 5439 6773 8917 9139 9399 9899 10101 10941 11809 12103 13737 14763 19277 20319 21931 23569 25529 26751 27417 29697 32053 34447 35427 36309 47411 57831 59527 62419 63973 65793 69293 70707 76587 96159 103341 115921 125561 128687 134939 142233 153517 169423 178581 187257 191919 207879 224371 250601 331877 347763 366263 376683 386061 404817 416689 436933 447811 460551 485051 508269 673113 751803 811447 878927 900809 944573 995631 1098789 1185961 1250067 1310799 1343433 1455153 1632293 1754207 2202499 2385659 2434341 2563841 2636781 2702427 2833719 2916823 3557883 4645757 4761419 4896879 5262621 5680129 6152489 6305663 6607497 7156977 7691523 8301727 8750469 11426051 12279449 13937271 14284257 15417493 16699613 17040387 17946887 18457467 18916989 24905181 31013567 32520299 33329933 34278153 36838347 46252479 50098839 53840661 60394841 79982357 88269383 93040701 97560897 99989799 107922451 116897291 181184523 217094969 227642093 233309531 239947071 264808149 323767353 350691873 422763887 617885681 651284907 682926279 699928593 1147501979 1268291661 1519664783 1853657043 2959347209 3442505937 4325199767 4558994349 8032513853 8878041627 12975599301 24097541559 56227596971 168682790913
• Sum of all divisors σ(n): 306451918080
• Sum of proper divisors (its aliquot sum) s(n): 137769127167
• 168682790913 is a deficient number, because the sum of its proper divisors (137769127167) is less than itself. Its deficiency is 30913663746

Bases of 168682790913

• Binary: 10011101000110010001110010000000000001₂
• Hexadecimal: 0x2746472001
• Base-36: 25HPDMGX

Squares and roots of 168682790913

• 168682790913 squared (168682790913²) is 28453883950198875373569
• 168682790913 cubed (168682790913³) is 4799680557034163399407484393578497
• The square root of 168682790913 is 410710.1056864805
• The cube root of 168682790913 is 5525.3135197475

Scales and comparisons

• 168,682,790,913 seconds is equal to 5,363 years, 30 weeks, 5 days, 2 hours, 48 minutes, 33 seconds.
• To count from 1 to 168,682,790,913 would take you about ten thousand, seven hundred twenty-seven 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 168682790913 cubic inches would be around 460.4 feet tall.

Recreational maths with 168682790913

• 168682790913 backwards is 319097286861
• The number of decimal digits it has is: 12
• The sum of 168682790913's digits is 60
• More coming soon!