42013146987

Names of 42013146987

• Cardinal: 42013146987 can be written as Forty-two billion, thirteen million, one hundred forty-six thousand, nine hundred eighty-seven.

Scientific notation

• Scientific notation: 4.2013146987 × 10¹⁰

Factors of 42013146987

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 137

Divisors of 42013146987

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 127 147 189 243 343 381 441 567 729 889 1029 1143 1323 1701 2187 2401 2667 3087 3429 3969 5103 6223 6561 7203 8001 9261 10287 11907 15309 16807 18669 19683 21609 24003 27783 30861 35721 43561 45927 50421 56007 64827 72009 83349 92583 107163 130683 137781 151263 168021 194481 216027 250047 277749 304927 321489 392049 453789 504063 583443 648081 750141 833247 914781 964467 1176147 1361367 1512189 1750329 1944243 2134489 2250423 2499741 2744343 3528441 4084101 4536567 5250987 5832729 6403467 6751269 8233029 10585323 12252303 13609701 15752961 17498187 19210401 24699087 31755969 36756909 40829103 47258883 57631203 74097261 95267907 110270727 122487309 172893609 222291783 285803721 330812181 518680827 666875349 857411163 1556042481 2000626047 4668127443 6001878141 14004382329 42013146987
• Sum of all divisors σ(n): 74100043776
• Sum of proper divisors (its aliquot sum) s(n): 32086896789
• 42013146987 is a deficient number, because the sum of its proper divisors (32086896789) is less than itself. Its deficiency is 9926250198

Bases of 42013146987

• Binary: 100111001000001011011011111101101011₂
• Hexadecimal: 0x9C82DBF6B
• Base-36: JATJJOR

Squares and roots of 42013146987

• 42013146987 squared (42013146987²) is 1765104519751267178169
• 42013146987 cubed (42013146987³) is 74157595635728032635922914526803
• The square root of 42013146987 is 204971.0881734299
• The cube root of 42013146987 is 3476.3892997247

Scales and comparisons

• 42,013,146,987 seconds is equal to 1,335 years, 46 weeks, 1 day, 6 hours, 36 minutes, 27 seconds.
• To count from 1 to 42,013,146,987 would take you about two thousand, six hundred seventy-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 42013146987 cubic inches would be around 289.7 feet tall.

Recreational maths with 42013146987

• 42013146987 backwards is 78964131024
• The number of decimal digits it has is: 11
• The sum of 42013146987's digits is 45
• More coming soon!