990948421125

Names of 990948421125

• Cardinal: 990948421125 can be written as Nine hundred ninety billion, nine hundred forty-eight million, four hundred twenty-one thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 9.90948421125 × 10¹¹

Factors of 990948421125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 782

Divisors of 990948421125

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 5 9 13 15 25 27 39 45 65 75 81 117 125 135 169 195 225 325 351 375 405 507 585 675 761 845 975 1053 1125 1521 1625 1755 2025 2283 2535 2925 3375 3805 4225 4563 4875 5265 6849 7605 8775 9893 10125 11415 12675 13689 14625 19025 20547 21125 22815 26325 29679 34245 38025 43875 49465 57075 61641 63375 68445 89037 95125 102735 114075 128609 131625 148395 171225 190125 247325 267111 285375 308205 342225 385827 445185 513675 570375 579121 643045 741975 801333 856125 1157481 1236625 1335555 1541025 1711125 1737363 1929135 2225925 2568375 2895605 3215225 3472443 3709875 4006665 5212089 5787405 6677775 7528573 7705125 8686815 9645675 10417329 11129625 14478025 15636267 16076125 17362215 20033325 22585719 26060445 28937025 33388875 37642865 43434075 46908801 48228375 52086645 67757157 72390125 78181335 86811075 97871449 100166625 112928595 130302225 144685125 188214325 203271471 217170375 234544005 260433225 293614347 338785785 390906675 434055375 489357245 564642975 609814413 651511125 880843041 941071625 1016357355 1172720025 1302166125 1468071735 1693928925 1954533375 2446786225 2642529123 2823214875 3049072065 4404215205 5081786775 5863600125 7340358675 7927587369 8469644625 12233931125 13212645615 15245360325 22021076025 25408933875 36701793375 39637936845 66063228075 76226801625 110105380125 198189684225 330316140375 990948421125
• Sum of all divisors σ(n): 2003094485964
• Sum of proper divisors (its aliquot sum) s(n): 1012146064839
• 990948421125 is an abundant number, because the sum of its proper divisors (1012146064839) is greater than itself. Its abundance is 21197643714

Bases of 990948421125

• Binary: 1110011010111001001000001110111000000101₂
• Hexadecimal: 0xE6B920EE05
• Base-36: CN8H3RB9

Squares and roots of 990948421125

• 990948421125 squared (990948421125²) is 981978773330130346265625
• 990948421125 cubed (990948421125³) is 973090315009756925022370633611328125
• The square root of 990948421125 is 995463.9225632439
• The cube root of 990948421125 is 9969.7365753211

Scales and comparisons

• 990,948,421,125 seconds is equal to 31,509 years, 4 weeks, 6 days, 10 hours, 18 minutes, 45 seconds.
• To count from 1 to 990,948,421,125 would take you about sixty-three thousand and eighteen 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 990948421125 cubic inches would be around 830.8 feet tall.

Recreational maths with 990948421125

• 990948421125 backwards is 521124849099
• The number of decimal digits it has is: 12
• The sum of 990948421125's digits is 54
• More coming soon!