389996521629

Names of 389996521629

• Cardinal: 389996521629 can be written as Three hundred eighty-nine billion, nine hundred ninety-six million, five hundred twenty-one thousand, six hundred twenty-nine.

Scientific notation

• Scientific notation: 3.89996521629 × 10¹¹

Factors of 389996521629

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2768

Divisors of 389996521629

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 11 13 33 39 121 143 363 429 1331 1573 2741 3993 4719 8223 17303 30151 35633 51909 90453 106899 331661 391963 994983 1175889 3648271 4311593 7513081 10944813 12934779 22539243 47427523 82643891 97670053 142282569 247931673 293010159 909082801 1074370583 2727248403 3223111749 9999910811 11818076413 29999732433 35454229239 129998840543 389996521629
• Sum of all divisors σ(n): 616177232832
• Sum of proper divisors (its aliquot sum) s(n): 226180711203
• 389996521629 is a deficient number, because the sum of its proper divisors (226180711203) is less than itself. Its deficiency is 163815810426

Bases of 389996521629

• Binary: 101101011001101100110101010100010011101₂
• Hexadecimal: 0x5ACD9AA89D
• Base-36: 4Z5TUXZX

Squares and roots of 389996521629

• 389996521629 squared (389996521629²) is 152097286882719064813641
• 389996521629 cubed (389996521629³) is 59317412833468563746923795110741189
• The square root of 389996521629 is 624497.0149079977
• The cube root of 389996521629 is 7306.1218530769

Scales and comparisons

• 389,996,521,629 seconds is equal to 12,400 years, 35 weeks, 3 days, 15 hours, 7 minutes, 9 seconds.
• To count from 1 to 389,996,521,629 would take you about twenty-four thousand, eight hundred 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 389996521629 cubic inches would be around 608.8 feet tall.

Recreational maths with 389996521629

• 389996521629 backwards is 926125699983
• The number of decimal digits it has is: 12
• The sum of 389996521629's digits is 69
• More coming soon!