42155933787

Names of 42155933787

• Cardinal: 42155933787 can be written as Forty-two billion, one hundred fifty-five million, nine hundred thirty-three thousand, seven hundred eighty-seven.

Scientific notation

• Scientific notation: 4.2155933787 × 10¹⁰

Factors of 42155933787

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 72

Divisors of 42155933787

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 11 17 27 33 41 51 81 99 121 123 153 187 243 289 297 363 369 451 459 561 697 867 891 1089 1107 1331 1353 1377 1683 2057 2091 2601 2673 3179 3267 3321 3993 4059 4131 4961 5049 6171 6273 7667 7803 9537 9801 9963 11849 11979 12177 14641 14883 15147 18513 18819 22627 23001 23409 28611 29403 34969 35547 35937 36531 43923 44649 45441 54571 55539 56457 67881 69003 70227 84337 85833 104907 106641 107811 109593 130339 131769 133947 163713 166617 169371 203643 207009 248897 253011 257499 314721 319923 323433 384659 391017 395307 401841 491139 499851 600281 610929 621027 746691 759033 772497 927707 944163 959769 1153977 1173051 1185921 1205523 1433729 1473417 1800843 1832787 1863081 2240073 2277099 2783121 2832489 2879307 3461931 3519153 3557763 4231249 4301187 4420251 5402529 5498361 6720219 6831297 8349363 8497467 10204777 10385793 10557459 12693747 12903561 13260753 15771019 16207587 20160657 20493891 25048089 30614331 31157379 31672377 38081241 38710683 47313057 48622761 60481971 75144267 91842993 93472137 114243723 116132049 141939171 145868283 173481209 225432801 275528979 342731169 348396147 425817513 520443627 826586937 1028193507 1277452539 1561330881 2479760811 3832357617 4683992643 14051977929 42155933787
• Sum of all divisors σ(n): 75587464680
• Sum of proper divisors (its aliquot sum) s(n): 33431530893
• 42155933787 is a deficient number, because the sum of its proper divisors (33431530893) is less than itself. Its deficiency is 8724402894

Bases of 42155933787

• Binary: 100111010000101100001000000001011011₂
• Hexadecimal: 0x9D0B0805B
• Base-36: JD6JYOR

Squares and roots of 42155933787

• 42155933787 squared (42155933787²) is 1777122753453928161369
• 42155933787 cubed (42155933787³) is 74916269125974921125726215274403
• The square root of 42155933787 is 205319.1023431575
• The cube root of 42155933787 is 3480.3231574159

Scales and comparisons

• 42,155,933,787 seconds is equal to 1,340 years, 22 weeks, 1 day, 21 hours, 36 minutes, 27 seconds.
• To count from 1 to 42,155,933,787 would take you about two thousand, six hundred eighty 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 42155933787 cubic inches would be around 290 feet tall.

Recreational maths with 42155933787

• 42155933787 backwards is 78733955124
• The number of decimal digits it has is: 11
• The sum of 42155933787's digits is 54
• More coming soon!