199877128910721

Names of 199877128910721

• Cardinal: 199877128910721 can be written as One hundred ninety-nine trillion, eight hundred seventy-seven billion, one hundred twenty-eight million, nine hundred ten thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.99877128910721 × 10¹⁴

Factors of 199877128910721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1043

Divisors of 199877128910721

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 9 27 81 163 243 489 729 877 1467 2187 2631 4401 6561 7893 13203 19683 23679 39609 59049 71037 118827 142951 177147 213111 356481 428853 531441 639333 769129 1069443 1286559 1594323 1917999 2307387 3208329 3859677 5753997 6922161 9624987 11579031 17261991 20766483 28874961 34737093 51785973 62299449 86624883 104211279 125368027 155357919 186898347 259874649 312633837 376104081 466073757 560695041 937901511 1128312243 1398221271 1682085123 2813704533 3384936729 5046255369 8441113599 10154810187 15138766107 25323340797 30464430561 45416298321 75970022391 91393291683 136248894963 227910067173 274179875049 408746684889 822539625147 1226240054667 2467618875441 7402856626323 22208569878969 66625709636907 199877128910721
• Sum of all divisors σ(n): 301999344943632
• Sum of proper divisors (its aliquot sum) s(n): 102122216032911
• 199877128910721 is a deficient number, because the sum of its proper divisors (102122216032911) is less than itself. Its deficiency is 97754912877810

Bases of 199877128910721

• Binary: 101101011100100110000101010001000111011110000001₂
• Hexadecimal: 0xB5C985447781
• Base-36: 1YUMA9VN29

Squares and roots of 199877128910721

• 199877128910721 squared (199877128910721²) is 39950866661592980607988739841
• 199877128910721 cubed (199877128910721³) is 7985264525814246105797104068046369784735361
• The square root of 199877128910721 is 14137790.8072909679
• The cube root of 199877128910721 is 58468.3764027797

Scales and comparisons

• 199,877,128,910,721 seconds is equal to 6,355,474 years, 22 weeks, 5 days, 17 hours, 25 minutes, 21 seconds.
• To count from 1 to 199,877,128,910,721 would take you about fifteen million, eight hundred eighty-eight thousand, six hundred eighty-six 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 199877128910721 cubic inches would be around 4872.4 feet tall.

Recreational maths with 199877128910721

• 199877128910721 backwards is 127019821778991
• The number of decimal digits it has is: 15
• The sum of 199877128910721's digits is 72
• More coming soon!