42161976225

Names of 42161976225

• Cardinal: 42161976225 can be written as Forty-two billion, one hundred sixty-one million, nine hundred seventy-six thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 4.2161976225 × 10¹⁰

Factors of 42161976225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1721

Divisors of 42161976225

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 15 25 27 43 45 75 81 103 129 135 215 225 243 309 387 405 515 645 675 927 1075 1161 1215 1545 1567 1935 2025 2575 2781 3225 3483 4429 4635 4701 5805 6075 7725 7835 8343 9675 10449 13287 13905 14103 17415 22145 23175 23505 25029 29025 39175 39861 41715 42309 52245 66435 67381 69525 70515 87075 110725 117525 119583 125145 126927 161401 199305 202143 208575 211545 261225 332175 336905 352575 358749 380781 484203 597915 606429 625725 634635 807005 996525 1010715 1057725 1076247 1452609 1684525 1793745 1819287 1903905 2421015 2989575 3032145 3173175 4035025 4357827 5053575 5381235 5457861 6940243 7263045 8968725 9096435 9519525 12105075 13073481 15160725 16373583 20820729 21789135 26906175 27289305 34701215 36315225 39220443 45482175 62462187 65367405 81867915 104103645 108945675 136446525 173506075 187386561 196102215 312310935 326837025 409339575 520518225 562159683 936932805 980511075 1561554675 1686479049 2810798415 4684664025 8432395245 14053992075 42161976225
• Sum of all divisors σ(n): 80964595712
• Sum of proper divisors (its aliquot sum) s(n): 38802619487
• 42161976225 is a deficient number, because the sum of its proper divisors (38802619487) is less than itself. Its deficiency is 3359356738

Bases of 42161976225

• Binary: 100111010001000011001011001110100001₂
• Hexadecimal: 0x9D10CB3A1
• Base-36: JDA5H29

Squares and roots of 42161976225

• 42161976225 squared (42161976225²) is 1777632239197465250625
• 42161976225 cubed (42161976225³) is 74948488205837042977114916390625
• The square root of 42161976225 is 205333.8165646371
• The cube root of 42161976225 is 3480.4894339859

Scales and comparisons

• 42,161,976,225 seconds is equal to 1,340 years, 32 weeks, 1 day, 20 hours, 3 minutes, 45 seconds.
• To count from 1 to 42,161,976,225 would take you about two thousand, six 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 42161976225 cubic inches would be around 290 feet tall.

Recreational maths with 42161976225

• 42161976225 backwards is 52267916124
• 42161976225 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42161976225's digits is 45
• More coming soon!