42994881081

Names of 42994881081

• Cardinal: 42994881081 can be written as Forty-two billion, nine hundred ninety-four million, eight hundred eighty-one thousand and eighty-one.

Scientific notation

• Scientific notation: 4.2994881081 × 10¹⁰

Factors of 42994881081

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 750

Divisors of 42994881081

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 9 27 37 67 81 111 201 243 333 603 643 729 999 1369 1809 1929 2479 2997 4107 5427 5787 7437 8991 12321 16281 17361 22311 23791 26973 36963 43081 48843 52083 66933 71373 91723 110889 129243 156249 200799 214119 275169 332667 387729 468747 602397 642357 825507 880267 998001 1163187 1593997 1807191 1927071 2476521 2640801 3489561 4781991 5781213 7429563 7922403 10468683 14345973 17343639 22288689 23767209 31406049 43037919 58977889 66866067 71301627 129113757 176933667 213904881 387341271 530801001 641714643 1162023813 1592403003 4777209009 14331627027 42994881081
• Sum of all divisors σ(n): 67345570992
• Sum of proper divisors (its aliquot sum) s(n): 24350689911
• 42994881081 is a deficient number, because the sum of its proper divisors (24350689911) is less than itself. Its deficiency is 18644191170

Bases of 42994881081

• Binary: 101000000010101100011101001000111001₂
• Hexadecimal: 0xA02B1D239
• Base-36: JR21IK9

Squares and roots of 42994881081

• 42994881081 squared (42994881081²) is 1848559799169331728561
• 42994881081 cubed (42994881081³) is 79478608736402660251720366254441
• The square root of 42994881081 is 207352.0703561939
• The cube root of 42994881081 is 3503.2590346305

Scales and comparisons

• 42,994,881,081 seconds is equal to 1,367 years, 5 weeks, 2 days, 22 hours, 31 minutes, 21 seconds.
• To count from 1 to 42,994,881,081 would take you about two thousand, seven hundred thirty-four 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 42994881081 cubic inches would be around 291.9 feet tall.

Recreational maths with 42994881081

• 42994881081 backwards is 18018849924
• The number of decimal digits it has is: 11
• The sum of 42994881081's digits is 54
• More coming soon!