42001885728

Names of 42001885728

• Cardinal: 42001885728 can be written as Forty-two billion, one million, eight hundred eighty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.2001885728 × 10¹⁰

Factors of 42001885728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 159836

Divisors of 42001885728

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 66 72 83 88 96 99 132 144 166 176 198 249 264 288 332 352 396 498 528 664 747 792 913 996 1056 1328 1494 1584 1826 1992 2656 2739 2988 3168 3652 3984 5478 5976 7304 7968 8217 10956 11952 14608 16434 21912 23904 29216 32868 43824 65736 87648 131472 159737 262944 319474 479211 638948 958422 1277896 1437633 1757107 1916844 2555792 2875266 3514214 3833688 5111584 5271321 5750532 7028428 7667376 10542642 11501064 13258171 14056856 15334752 15813963 21085284 23002128 26516342 28113712 31627926 39774513 42170568 46004256 53032684 56227424 63255852 79549026 84341136 106065368 119323539 126511704 145839881 159098052 168682272 212130736 238647078 253023408 291679762 318196104 424261472 437519643 477294156 506046816 583359524 636392208 875039286 954588312 1166719048 1272784416 1312558929 1750078572 1909176624 2333438096 2625117858 3500157144 3818353248 4666876192 5250235716 7000314288 10500471432 14000628576 21000942864 42001885728
• Sum of all divisors σ(n): 131872025376
• Sum of proper divisors (its aliquot sum) s(n): 89870139648
• 42001885728 is an abundant number, because the sum of its proper divisors (89870139648) is greater than itself. Its abundance is 47868253920

Bases of 42001885728

• Binary: 100111000111100000011110101000100000₂
• Hexadecimal: 0x9C781EA20
• Base-36: JAMU6G0

Squares and roots of 42001885728

• 42001885728 squared (42001885728²) is 1764158404707970089984
• 42001885728 cubed (42001885728³) is 74097979720634936930349845348352
• The square root of 42001885728 is 204943.6159727841
• The cube root of 42001885728 is 3476.0786666537

Scales and comparisons

• 42,001,885,728 seconds is equal to 1,335 years, 27 weeks, 3 days, 22 hours, 28 minutes, 48 seconds.
• To count from 1 to 42,001,885,728 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 42001885728 cubic inches would be around 289.7 feet tall.

Recreational maths with 42001885728

• 42001885728 backwards is 82758810024
• The number of decimal digits it has is: 11
• The sum of 42001885728's digits is 45
• More coming soon!