42947901906

Names of 42947901906

• Cardinal: 42947901906 can be written as Forty-two billion, nine hundred forty-seven million, nine hundred one thousand, nine hundred six.

Scientific notation

• Scientific notation: 4.2947901906 × 10¹⁰

Factors of 42947901906

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 206

Divisors of 42947901906

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 49 78 91 98 147 181 182 273 294 343 362 543 546 637 686 1029 1086 1267 1274 1911 2058 2353 2401 2534 3801 3822 4459 4706 4802 7059 7203 7602 8869 8918 13377 14118 14406 16471 16807 17738 26607 26754 31213 32761 32942 33614 49413 50421 53214 62083 62426 65522 93639 98283 98826 100842 115297 124166 186249 187278 196566 218491 229327 230594 345891 372498 425893 434581 436982 458654 655473 687981 691782 807079 851786 869162 1277679 1303743 1310946 1375962 1605289 1614158 2421237 2555358 2607486 2981251 3042067 3210578 4815867 4842474 5649553 5962502 6084134 8943753 9126201 9631734 11237023 11299106 16948659 17887506 18252402 20868757 22474046 33711069 33897318 39546871 41737514 62606271 67422138 78659161 79093742 118640613 125212542 146081299 157318322 235977483 237281226 292162598 438243897 471954966 550614127 876487794 1022569093 1101228254 1651842381 2045138186 3067707279 3303684762 6135414558 7157983651 14315967302 21473950953 42947901906
• Sum of all divisors σ(n): 108518985792
• Sum of proper divisors (its aliquot sum) s(n): 65571083886
• 42947901906 is an abundant number, because the sum of its proper divisors (65571083886) is greater than itself. Its abundance is 22623181980

Bases of 42947901906

• Binary: 100111111111111001001111100111010010₂
• Hexadecimal: 0x9FFE4F9D2
• Base-36: JQA2L76

Squares and roots of 42947901906

• 42947901906 squared (42947901906²) is 1844522278127398432836
• 42947901906 cubed (42947901906³) is 79218361864447157264418657385416
• The square root of 42947901906 is 207238.7558011291
• The cube root of 42947901906 is 3501.9826020611

Scales and comparisons

• 42,947,901,906 seconds is equal to 1,365 years, 31 weeks, 5 days, 4 hours, 45 minutes, 6 seconds.
• To count from 1 to 42,947,901,906 would take you about two thousand, seven hundred thirty-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 42947901906 cubic inches would be around 291.8 feet tall.

Recreational maths with 42947901906

• 42947901906 backwards is 60910974924
• The number of decimal digits it has is: 11
• The sum of 42947901906's digits is 51
• More coming soon!